Starting with polynomial:
P : 9694845/2048*t^15 - 35102025/2048*t^13 + 50702925/2048*t^11 - 37182145/2048*t^9 + 14549535/2048*t^7 - 2909907/2048*t^5 + 255255/2048*t^3 - 6435/2048*t
Extension levels are: 15 32
-------------------------------------------------
Trying to find an order 32 Kronrod extension for:
P1 : 9694845/2048*t^15 - 35102025/2048*t^13 + 50702925/2048*t^11 - 37182145/2048*t^9 + 14549535/2048*t^7 - 2909907/2048*t^5 + 255255/2048*t^3 - 6435/2048*t
Solvable: 1
-------------------------------------------------
Ending with final polynomial:
P : 9694845/2048*t^47 - 300542991502110386902934521074315125353792936803491806131205103995/5351616232739507482447994983840210185458442361713202978199552*t^45 + 128539863535450968988069257053933588849132816082398928275178030065475/412074449920942076148495613755696184280300061851916629321365504*t^43 - 110968838049257687495284589630713945905044597955317872006191878560094045/102959744701675384454816975494101803758034972597000312097581180928*t^41 + 58533318977190097877938220498226284575313454657526907241141777811044666485/22548184089666909195604917633208295023009658998743068349370278623232*t^39 - 2470200910473376933583658690554446206610697604948509645202908564282833338541/533640356788783517629316383985929648877895262970252617601763260749824*t^37 + 10141735141267346357940270455044510255011329307305998623392500444335310015987/1600921070366350552887949151957788946633685788910757852805289782249472*t^35 - 15332670730836837215108775433370309790609119352945477482973257950911729094592705/2252495946005455227913344456804609047913595904997436298897042723625007104*t^33 + 4573759913122641614172224184147951841699520347296924376753153416596732348205625/784960708456446518818286704644030425788071300226379316282302767323866112*t^31 - 22026112243802678993886557392116767046456703460064940088482637598288852157901795/5494724959195125631728006932508212980516499101584655213976119371267062784*t^29 + 15729016406020101226295321438595466625710036607402659452953770199473195043757961/7064646376108018669364580341796273832092641702037413846540724905914795008*t^27 - 261462108037457006212646748847674782869496723512262525122553207460204617452487/261653569485482172939428901548010141929357100075459772094100922441288704*t^25 + 78151821613454601941284316151538679309147671080372542237654752714823024592925/216148600879311360254310831713573595506860213105814594338605109842803712*t^23 - 68010374964975159984017896600848034959824367331353082110587735509769675830075/648445802637934080762932495140720786520580639317443783015815329528411136*t^21 + 9458232683205749101459353827523864487998845751510112412381456254978846158719875/391308601286614360982501562023778471823656355273721294813947366487522067456*t^19 - 1772405225169392338401259399569041965366124058518930251358736874143666418760301475/405787019534219092338854119818658275281131640418848982722063419047560383951872*t^17 + 4265394835090323996666050711150164287821788445702905440367505114722182405148963175/7017728455474141949860183013334443113685453075478917701193332070587220757755904*t^15 - 21234193284356613420383970037224966013024025703694123102197128396916116307023375/334177545498768664279056333968306814937402527403757985771111050980343845607424*t^13 + 537363225691973591492671882106104494783040476201112568729158948006285931878225/111392515166256221426352111322768938312467509134585995257037016993447948535808*t^11 - 69325074099468346066612221291394468386095512284003772744941557804823027713525/273417991771719816228318818701341939494238431512165624721818132620281328224256*t^9 + 261245091555095513891710855338812687806292758080397529632627040647701212695/30379776863524424025368757633482437721582047945796180524646459180031258691584*t^7 - 5115409806359257184492913558765973461378012197788442168817766047588171355/30379776863524424025368757633482437721582047945796180524646459180031258691584*t^5 + 2682306757641854413998747794883193540544913289871205783638888972325425/1719610011142891925964269300008439871032946110139406444791309010190448605184*t^3 - 919299974343260653871678731472186473519026694120736276332627668793925/212658438044670968177581303434377064051074335620573263672525214260218810841088*t
-------------------------------------------------
Computing nodes and weights
  current precision for roots: 53
  current precision for roots: 106
  current precision for roots: 212
 current precision for weights: 53
Linear system for weights solvable: 0
  current precision for roots: 106
  current precision for roots: 212
 current precision for weights: 106
Linear system for weights solvable: 0
  current precision for roots: 212
  current precision for roots: 424
 current precision for weights: 212
Linear system for weights solvable: 1
  current precision for roots: 424
  current precision for roots: 848
 current precision for weights: 424
Linear system for weights solvable: 1
Sufficient bits for target precision reached
-------------------------------------------------
The nodes are:
| (0.99597799613168455532 + 9.0980034907096124591e-912j)  +/-  (1.38e-238, 1.38e-238j)
| (-0.99597799613168455532 + 5.0095724354973588717e-923j)  +/-  (1.52e-238, 1.52e-238j)
| (-0.93727339240070590431 - 3.7974263842580460662e-926j)  +/-  (4.69e-239, 4.69e-239j)
| (0.13464168835171154281 - 3.526036710534989455e-941j)  +/-  (4.75e-253, 4.75e-253j)
| (0.95857602161549758623 - 1.0511818799706743192e-923j)  +/-  (8.32e-239, 8.32e-239j)
| (0.93727339240070590431 + 1.6953554206724914362e-935j)  +/-  (4.38e-239, 4.38e-239j)
| (-0.98799251802048542849 - 1.0432168330175612727e-942j)  +/-  (1.54e-238, 1.54e-238j)
| (-0.91169731318153143682 + 1.6566705819636802955e-945j)  +/-  (2.09e-239, 2.09e-239j)
| (-0.99953016972042246068 - 9.9182661403188684853e-944j)  +/-  (6.45e-239, 6.45e-239j)
| (0.99953016972042246068 + 8.3924420794698476181e-945j)  +/-  (6.24e-239, 6.24e-239j)
| (0.91169731318153143682 + 2.4737721562431167453e-963j)  +/-  (1.99e-239, 1.99e-239j)
| (-0.2011940939974345223 - 1.4094675821932908721e-988j)  +/-  (1.07e-251, 1.07e-251j)
| (-0.8482065834104272162 - 1.9192236684710295828e-977j)  +/-  (2.62e-240, 2.62e-240j)
| (-0.88196356131530858238 + 7.7792519572701575661e-976j)  +/-  (7.9e-240, 7.9e-240j)
| (0.98799251802048542849 + 1.0521978717992563158e-973j)  +/-  (1.61e-238, 1.61e-238j)
| (0.81057948328431200325 + 1.6296893727235964339e-986j)  +/-  (6.97e-241, 6.97e-241j)
| (0.8482065834104272162 - 2.9708478775995336039e-985j)  +/-  (2.46e-240, 2.46e-240j)
| (0.67627669163124455112 + 4.8580405823399651838e-996j)  +/-  (4.82e-243, 4.82e-243j)
| (-0.76925362315950794564 + 6.9574332554017119497e-995j)  +/-  (1.49e-241, 1.49e-241j)
| (-0.97550815735645113941 + 1.2209874795386412204e-990j)  +/-  (1.34e-238, 1.34e-238j)
| (0.88196356131530858238 - 8.4937946678995114005e-993j)  +/-  (7.5e-240, 7.5e-240j)
| (0.76925362315950794564 + 2.0156939752981591789e-1003j)  +/-  (1.58e-241, 1.58e-241j)
| (0.97550815735645113941 - 3.1886376422052380615e-1019j)  +/-  (1.31e-238, 1.31e-238j)
| (-0.67627669163124455112 - 1.9629380193513758028e-1034j)  +/-  (4.7e-243, 4.7e-243j)
| (-0.81057948328431200325 + 2.6905503685842298183e-1033j)  +/-  (6.27e-241, 6.27e-241j)
| (4.5285022148639537139e-1050 - 5.9964830194789844113e-1050j)  +/-  (3.53e-1048, 3.53e-1048j)
| (0.72441773136017004742 - 4.715650334109340299e-1035j)  +/-  (3.17e-242, 3.17e-242j)
| (0.45525876390058537629 + 6.3557183210180274114e-1040j)  +/-  (6.49e-247, 6.49e-247j)
| (-0.95857602161549758623 + 3.661433474842102786e-1035j)  +/-  (7.91e-239, 7.91e-239j)
| (-0.72441773136017004742 - 5.6287309093377611788e-1043j)  +/-  (3.23e-242, 3.23e-242j)
| (-0.3941513470775633699 + 3.9561063800690434266e-1048j)  +/-  (4.98e-248, 4.98e-248j)
| (0.51428883112076905405 - 5.1888366837755846871e-1044j)  +/-  (7.97e-246, 7.97e-246j)
| (0.57097217260853884754 + 1.6548470131035079678e-1042j)  +/-  (7.33e-245, 7.33e-245j)
| (-0.067474833600377421007 + 3.5165840328768378954e-1054j)  +/-  (2.49e-254, 2.49e-254j)
| (-0.62505029861990956575 + 6.2447826990221626944e-1045j)  +/-  (6.47e-244, 6.47e-244j)
| (-0.57097217260853884754 - 6.8514829061004838497e-1046j)  +/-  (7.59e-245, 7.59e-245j)
| (0.2011940939974345223 - 5.4898205253199990333e-1051j)  +/-  (1.07e-251, 1.07e-251j)
| (0.62505029861990956575 - 3.669068304567715178e-1047j)  +/-  (6.84e-244, 6.84e-244j)
| (0.2668284964702023321 + 2.4871595558339203747e-1054j)  +/-  (1.85e-250, 1.85e-250j)
| (-0.33124554648577636981 - 1.851572047732922677e-1054j)  +/-  (3.18e-249, 3.18e-249j)
| (-0.51428883112076905405 + 9.9554564314332178349e-1051j)  +/-  (7.56e-246, 7.56e-246j)
| (-0.13464168835171154281 - 3.7582166740991057372e-1057j)  +/-  (4.68e-253, 4.68e-253j)
| (0.33124554648577636981 - 9.234982463687040256e-1054j)  +/-  (3.35e-249, 3.35e-249j)
| (0.3941513470775633699 - 7.9041230739306105756e-1052j)  +/-  (5.11e-248, 5.11e-248j)
| (0.067474833600377421007 - 1.5006968078312020745e-1058j)  +/-  (2.26e-254, 2.26e-254j)
| (-0.45525876390058537629 - 7.7184591344440425885e-1051j)  +/-  (6.5e-247, 6.5e-247j)
| (-0.2668284964702023321 - 1.6458509642450100798e-1054j)  +/-  (1.99e-250, 1.99e-250j)
-------------------------------------------------
The weights are:
| (0.0057317670483799503076 - 6.693341776439870374e-913j)  +/-  (7.59e-67, 3.84e-181j)
| (0.0057317670483799503076 - 2.6179110788282591803e-914j)  +/-  (3.04e-67, 1.54e-181j)
| (0.023457098407637142138 - 5.7641472703742152351e-914j)  +/-  (2.15e-67, 1.09e-181j)
| (0.066910510226631767316 - 2.1979942118772048938e-913j)  +/-  (1.2e-67, 6.05e-182j)
| (0.019131973880384726554 + 2.6827720726114703651e-912j)  +/-  (4.07e-68, 2.06e-182j)
| (0.023457098407637142138 - 1.8982405140285798455e-912j)  +/-  (3.58e-68, 1.81e-182j)
| (0.010240377446484370613 + 3.6425672095665455888e-914j)  +/-  (1.96e-68, 9.9e-183j)
| (0.027675764533205250969 + 6.3570016562415012292e-914j)  +/-  (4.17e-69, 2.11e-183j)
| (0.0015308610204417183191 + 1.0137879385700755798e-914j)  +/-  (1.81e-68, 9.17e-183j)
| (0.0015308610204417183191 - 5.6951667846750835281e-912j)  +/-  (1.03e-69, 5.23e-184j)
| (0.027675764533205250969 + 1.4388937865593386764e-912j)  +/-  (3.06e-70, 1.55e-184j)
| (0.066143687461846904679 + 1.5722887948217394578e-913j)  +/-  (5.16e-72, 2.61e-186j)
| (0.035719099805457761991 + 7.4853076967235496381e-914j)  +/-  (1.39e-70, 7.05e-185j)
| (0.031769332293929735802 - 6.9271351148650451628e-914j)  +/-  (5.23e-70, 2.65e-184j)
| (0.010240377446484370613 + 9.0498600695331913123e-912j)  +/-  (4.42e-70, 2.24e-184j)
| (0.039506524709960629581 - 7.8344366274405096811e-913j)  +/-  (9.91e-73, 5.02e-187j)
| (0.035719099805457761991 + 9.3416505764979413068e-913j)  +/-  (2.08e-72, 1.05e-186j)
| (0.04972153376919132325 + 5.1012664799566585932e-913j)  +/-  (9.05e-75, 4.58e-189j)
| (0.043113719873267230484 + 8.5988116332128069199e-914j)  +/-  (1.67e-74, 8.48e-189j)
| (0.014719355044060823222 - 4.4418838840054263212e-914j)  +/-  (4.26e-72, 2.16e-186j)
| (0.031769332293929735802 - 1.1409743799888660595e-912j)  +/-  (2.69e-72, 1.36e-186j)
| (0.043113719873267230484 + 6.694866539903502132e-913j)  +/-  (5.95e-74, 3.01e-188j)
| (0.014719355044060823222 - 4.2780564485549880747e-912j)  +/-  (1.12e-71, 5.68e-186j)
| (0.04972153376919132325 + 9.7525906797289532097e-914j)  +/-  (3.27e-77, 1.65e-191j)
| (0.039506524709960629581 - 8.0401145061621847854e-914j)  +/-  (1.67e-75, 8.44e-190j)
| (0.067526214579152929636 - 1.9095982954237500916e-913j)  +/-  (1.09e-78, 5.52e-193j)
| (0.046523895187427337808 - 5.8079639188978187809e-913j)  +/-  (2.7e-75, 1.37e-189j)
| (0.060114483482598040643 + 3.3180207273880261363e-913j)  +/-  (1.63e-78, 8.24e-193j)
| (0.019131973880384726554 + 5.1337016911649842063e-914j)  +/-  (6.94e-75, 3.51e-189j)
| (0.046523895187427337808 - 9.1677292284648497513e-914j)  +/-  (3.67e-77, 1.86e-191j)
| (0.062053831785895037207 - 1.3113456279487226499e-913j)  +/-  (2.28e-80, 1.16e-194j)
| (0.05790073307992878221 - 3.6551439373205437291e-913j)  +/-  (4.82e-79, 2.44e-193j)
| (0.055422850302339376053 + 4.0526252014497955455e-913j)  +/-  (8.08e-79, 4.09e-193j)
| (0.067372097390831874942 + 1.7863920378028352607e-913j)  +/-  (7.5e-81, 3.8e-195j)
| (0.052692300497162701864 - 1.0358843488851049801e-913j)  +/-  (7.88e-80, 3.99e-194j)
| (0.055422850302339376053 + 1.099198523029600758e-913j)  +/-  (1.41e-80, 7.13e-195j)
| (0.066143687461846904679 + 2.3683170453472150092e-913j)  +/-  (9.18e-82, 4.65e-196j)
| (0.052692300497162701864 - 4.5270219801213531933e-913j)  +/-  (6.04e-80, 3.06e-194j)
| (0.065075205436722723559 - 2.5604851590260103425e-913j)  +/-  (4.65e-82, 2.36e-196j)
| (0.063709890026638325671 + 1.391781198297458325e-913j)  +/-  (4.58e-83, 2.32e-197j)
| (0.05790073307992878221 - 1.1657828930389868465e-913j)  +/-  (1.52e-82, 7.72e-197j)
| (0.066910510226631767316 - 1.6744907637437222592e-913j)  +/-  (5.11e-83, 2.59e-197j)
| (0.063709890026638325671 + 2.7788695640659713276e-913j)  +/-  (3.54e-83, 1.79e-197j)
| (0.062053831785895037207 - 3.0290118248912785165e-913j)  +/-  (4.14e-83, 2.1e-197j)
| (0.067372097390831874942 + 2.0460282143099956631e-913j)  +/-  (9.87e-84, 5e-198j)
| (0.060114483482598040643 + 1.2362680367724870314e-913j)  +/-  (1.74e-84, 8.99e-199j)
| (0.065075205436722723559 - 1.4784343314040222622e-913j)  +/-  (1.9e-84, 9.5e-199j)
