Starting with polynomial:
P : t
Extension levels are: 1 22 24
-------------------------------------------------
Trying to find an order 22 Kronrod extension for:
P1 : t
Solvable: 1
-------------------------------------------------
Trying to find an order 24 Kronrod extension for:
P2 : t^23 - 253/45*t^21 + 1771/129*t^19 - 33649/1763*t^17 + 1144066/68757*t^15 - 8008462/848003*t^13 + 1144066/326155*t^11 - 163438/195693*t^9 + 245157/2022161*t^7 - 572033/58642669*t^5 + 572033/1583352063*t^3 - 52003/13194600525*t
Solvable: 1
-------------------------------------------------
Ending with final polynomial:
P : t^47 - 25897/2205*t^45 + 113322499/1755131*t^43 - 959379479497/4346071709*t^41 + 19923582404121839/37880467017393*t^39 - 31033185176017359211/33458165316618889*t^37 + 777904517091072281912203/619854394688769790165*t^35 - 28150706113321735291045224199/21121290557261955091956309*t^33 + 2254343469394610310816304817317918/1999855315553976709911821813459*t^31 - 3721590299650922816647877113053146554/4858551721945698321083517297968957*t^29 + 33032056757621914801996133789319125487814/78635049897541736741644991718141899679*t^27 - 49022717484142680083627096294919403652468218/263446577743971821431669992477928907272525*t^25 + 27057042540972043621445397559351478848361227613573366/407314686923986223036903458868680994440991298987749*t^23 - 91781004283626160584652118645486237892409678943042/4829818422023552051820989630853924835268671529499*t^21 + 992851621227349356143624415404199331632635551042/229991353429692954848618553850186896917555787119*t^19 - 400062290917326771283044443198408620382546062522/520506747235620897815294621871475608813415728743*t^17 + 1983282610175769645723375904186654306405009139173/18830097032347461891553305438291617612955921951585*t^15 - 25265701508380706962385779678720386111479407061/2331345346862066710382790197121819323508828432101*t^13 + 37591139563952063579362994250868032263076444191/46447572679790405999164820081119323445291274147243*t^11 - 122363205053757656871393242166404091881776253573/2926197078826795577947383665110517377053350271276309*t^9 + 452992846639051282382511073396876694163568951/325133008758532841994153740567835264117038919030701*t^7 - 192809354013253845885728369634015099514719119/7199373765367512929870547112573495134020147492822665*t^5 + 30485965668473755185300287560102098208736249/125269103517394724979747519758778815331950566375114371*t^3 - 303650596860758747970802930234565611318661/459320046230447324925740905782188989550485410042086027*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:
| (0.98591815072737552828 + 1.1965071912832390675e-904j)  +/-  (9.04e-239, 9.04e-239j)
| (-0.98591815072737552828 + 1.9263304092381504714e-912j)  +/-  (9.32e-239, 9.32e-239j)
| (-0.90690769474128136382 - 2.5788427961861257717e-917j)  +/-  (1.55e-239, 1.55e-239j)
| (0.39030103803029083142 - 1.3722975504294380205e-926j)  +/-  (5.04e-248, 5.04e-248j)
| (0.90690769474128136382 + 1.8403051920304100485e-916j)  +/-  (1.57e-239, 1.57e-239j)
| (0.93297108682601610235 - 1.0582925653264018459e-917j)  +/-  (3.26e-239, 3.26e-239j)
| (-0.97254247121811523196 - 3.3773260286815685021e-920j)  +/-  (7.67e-239, 7.67e-239j)
| (-0.84268732299701308829 + 1.9447713182937783147e-924j)  +/-  (1.9e-240, 1.9e-240j)
| (-0.954855839860111239 - 1.192710370033925165e-922j)  +/-  (5.6e-239, 5.6e-239j)
| (-0.99913113646342138218 + 3.5709723052457174694e-922j)  +/-  (3.06e-239, 3.06e-239j)
| (0.87675235827044166738 - 2.960826253005173842e-923j)  +/-  (5.88e-240, 5.88e-240j)
| (7.1847818623038385531e-947 + 3.5502637702391155458e-946j)  +/-  (1.7e-944, 1.7e-944j)
| (-0.93297108682601610235 - 8.9163061247640056178e-934j)  +/-  (3.15e-239, 3.15e-239j)
| (-0.76349131622116545587 - 2.7202133573714844914e-936j)  +/-  (1.24e-241, 1.24e-241j)
| (0.99913113646342138218 - 3.1776459695180034625e-931j)  +/-  (3.26e-239, 3.26e-239j)
| (0.84268732299701308829 + 3.2338961712083845794e-950j)  +/-  (1.9e-240, 1.9e-240j)
| (0.80488840161883989215 + 7.358034189152373624e-956j)  +/-  (5.4e-241, 5.4e-241j)
| (-0.32795734571178544609 + 5.4573238978007856872e-974j)  +/-  (2.91e-249, 2.91e-249j)
| (-0.71866136313195019446 + 6.2560055735986755553e-970j)  +/-  (2.49e-242, 2.49e-242j)
| (-0.56582730590760176532 - 8.7916459481014792928e-972j)  +/-  (8.1e-245, 8.1e-245j)
| (0.99476933499755212352 + 8.644574364953781986e-964j)  +/-  (7.43e-239, 7.43e-239j)
| (0.71866136313195019446 - 1.4956191753006868177e-987j)  +/-  (2.58e-242, 2.58e-242j)
| (0.066783657406625728505 - 6.6355271049778889505e-1001j)  +/-  (2.22e-254, 2.22e-254j)
| (-0.80488840161883989215 - 3.2913750249915387456e-988j)  +/-  (5.4e-241, 5.4e-241j)
| (-0.87675235827044166738 + 1.7105129271205333809e-986j)  +/-  (6.14e-240, 6.14e-240j)
| (0.32795734571178544609 - 2.4635243585296634314e-995j)  +/-  (3.06e-249, 3.06e-249j)
| (0.76349131622116545587 - 4.9518766299781546235e-985j)  +/-  (1.24e-241, 1.24e-241j)
| (0.19913467099349298846 + 1.1127657212818340048e-1000j)  +/-  (8.12e-252, 8.12e-252j)
| (-0.99476933499755212352 + 1.7856920432748085471e-986j)  +/-  (7.04e-239, 7.04e-239j)
| (-0.6706237890370424805 + 8.9147972351091583975e-999j)  +/-  (4.18e-243, 4.18e-243j)
| (0.97254247121811523196 + 2.5623203916024409668e-995j)  +/-  (8.38e-239, 8.38e-239j)
| (0.6706237890370424805 - 3.501153611475150068e-1017j)  +/-  (4.44e-243, 4.44e-243j)
| (0.61960987576364615639 - 1.1087576815570887295e-1019j)  +/-  (6.03e-244, 6.03e-244j)
| (0.954855839860111239 - 4.1015986234809333539e-1025j)  +/-  (5.97e-239, 5.97e-239j)
| (-0.61960987576364615639 + 6.9070933545790960711e-1040j)  +/-  (5.97e-244, 5.97e-244j)
| (-0.39030103803029083142 + 3.3484762752476436482e-1044j)  +/-  (5.02e-248, 5.02e-248j)
| (0.13325682429846611093 - 2.5200462532737735643e-1048j)  +/-  (3.98e-253, 3.98e-253j)
| (0.56582730590760176532 + 2.5052295801859235581e-1039j)  +/-  (7.65e-245, 7.65e-245j)
| (0.26413568097034493053 - 8.3142263267342340139e-1047j)  +/-  (1.61e-250, 1.61e-250j)
| (-0.19913467099349298846 - 1.948563058438727338e-1048j)  +/-  (9.49e-252, 9.49e-252j)
| (-0.50950147784600754969 + 4.0460098139396850697e-1043j)  +/-  (7.28e-246, 7.28e-246j)
| (-0.13325682429846611093 - 3.5491060815517495638e-1050j)  +/-  (4.47e-253, 4.47e-253j)
| (0.45090098092473815173 + 1.7350685705828332853e-1041j)  +/-  (6.32e-247, 6.32e-247j)
| (0.50950147784600754969 + 4.6337964556083066544e-1044j)  +/-  (7.6e-246, 7.6e-246j)
| (-0.066783657406625728505 + 1.0269909135879977431e-1053j)  +/-  (2.22e-254, 2.22e-254j)
| (-0.45090098092473815173 - 1.0547239456886182804e-1045j)  +/-  (6.47e-247, 6.47e-247j)
| (-0.26413568097034493053 + 2.4252802638412556694e-1049j)  +/-  (1.77e-250, 1.77e-250j)
-------------------------------------------------
The weights are:
| (0.01114698188283515143 - 2.0970608423085743838e-905j)  +/-  (5.77e-68, 4.55e-183j)
| (0.01114698188283515143 - 6.763967838881743673e-907j)  +/-  (2.2e-68, 1.73e-183j)
| (0.028134390744582537115 - 1.7784514061537224861e-906j)  +/-  (1.76e-68, 1.39e-183j)
| (0.061513720159067600175 + 1.2361549666468251576e-905j)  +/-  (8.21e-69, 6.48e-184j)
| (0.028134390744582537115 - 4.260575439735101523e-905j)  +/-  (3.57e-69, 2.82e-184j)
| (0.023978315861382881847 + 5.4369761383736089637e-905j)  +/-  (3.94e-69, 3.11e-184j)
| (0.01556335746111192107 + 9.4235538954375040527e-907j)  +/-  (1.18e-69, 9.29e-185j)
| (0.035956579457660848024 - 2.3527380657398953671e-906j)  +/-  (1.45e-70, 1.14e-185j)
| (0.019791599828081374329 - 1.2201713241918326649e-906j)  +/-  (6.41e-70, 5.06e-185j)
| (0.0023399894994666322401 - 1.4104541653789456436e-907j)  +/-  (6.43e-71, 5.07e-186j)
| (0.032143541025491955014 + 3.5170885712818898479e-905j)  +/-  (1.46e-72, 1.15e-187j)
| (0.066836871422106067892 + 8.1089751845206572646e-906j)  +/-  (8.34e-74, 6.58e-189j)
| (0.023978315861382881847 + 1.5001999571054668375e-906j)  +/-  (3.08e-70, 2.43e-185j)
| (0.043146943824156427668 - 2.9510313626386358922e-906j)  +/-  (1.53e-72, 1.21e-187j)
| (0.0023399894994666322401 + 2.1189868208982640579e-905j)  +/-  (3.72e-74, 2.93e-189j)
| (0.035956579457660848024 - 3.0037043367459039612e-905j)  +/-  (2.58e-73, 2.03e-188j)
| (0.039620313600661533334 + 2.6213807033614422603e-905j)  +/-  (5.82e-74, 4.59e-189j)
| (0.06312990445028147571 - 5.7490517508141490151e-906j)  +/-  (1.59e-75, 1.26e-190j)
| (0.046474133171248882621 + 3.2599090607880741968e-906j)  +/-  (3.68e-74, 2.9e-189j)
| (0.055095758204685410201 - 4.2482783950841532512e-906j)  +/-  (2.42e-75, 1.91e-190j)
| (0.0065468594013961888226 - 9.280138929005809448e-905j)  +/-  (1.6e-74, 1.26e-189j)
| (0.046474133171248882621 + 2.079189385092511315e-905j)  +/-  (6.23e-76, 4.92e-191j)
| (0.066678094435779486894 - 8.6799939455998585342e-906j)  +/-  (5.8e-77, 4.58e-192j)
| (0.039620313600661533334 + 2.6499111007914721283e-906j)  +/-  (1.51e-74, 1.19e-189j)
| (0.032143541025491955014 + 2.0612644805666138374e-906j)  +/-  (3.89e-74, 3.07e-189j)
| (0.06312990445028147571 - 1.1480225489898522912e-905j)  +/-  (1.89e-78, 1.49e-193j)
| (0.043146943824156427668 - 2.3210161928780359709e-905j)  +/-  (3.39e-77, 2.68e-192j)
| (0.065488059531724216411 - 9.9591482731691206178e-906j)  +/-  (8.28e-79, 6.53e-194j)
| (0.0065468594013961888226 + 4.1470709653683031437e-907j)  +/-  (1.92e-75, 1.51e-190j)
| (0.049561823950020474452 - 3.5798111916115639157e-906j)  +/-  (3.69e-77, 2.91e-192j)
| (0.01556335746111192107 + 1.3797955246952533246e-904j)  +/-  (2.44e-77, 1.93e-192j)
| (0.049561823950020474452 - 1.880816335243290365e-905j)  +/-  (6.76e-79, 5.34e-194j)
| (0.052432393318940374419 + 1.7135404833414368109e-905j)  +/-  (1.26e-79, 9.91e-195j)
| (0.019791599828081374329 - 7.6236412726548186775e-905j)  +/-  (1.41e-77, 1.11e-192j)
| (0.052432393318940374419 + 3.9095176551917117492e-906j)  +/-  (9.3e-80, 7.34e-195j)
| (0.061513720159067600175 + 5.3499837513997457398e-906j)  +/-  (1.04e-81, 8.17e-197j)
| (0.066221304754142763271 + 9.2953100998751208215e-906j)  +/-  (2.69e-81, 2.12e-196j)
| (0.055095758204685410201 - 1.5692432107679523551e-905j)  +/-  (3.56e-81, 2.81e-196j)
| (0.064462968174791171922 + 1.0682750152179730864e-905j)  +/-  (2.19e-81, 1.73e-196j)
| (0.065488059531724216411 - 6.6121046114363567898e-906j)  +/-  (1.44e-83, 1.14e-198j)
| (0.057510260299416924418 + 4.5995693910048807379e-906j)  +/-  (5.66e-83, 4.47e-198j)
| (0.066221304754142763271 + 7.0817803702901901439e-906j)  +/-  (1.29e-83, 1.02e-198j)
| (0.059644271252020734666 - 1.3338786691749458303e-905j)  +/-  (4.13e-83, 3.26e-198j)
| (0.057510260299416924418 + 1.4437543969662186665e-905j)  +/-  (4.41e-83, 3.48e-198j)
| (0.066678094435779486894 - 7.5786720803642525723e-906j)  +/-  (3.07e-84, 2.43e-199j)
| (0.059644271252020734666 - 4.9668601158201846263e-906j)  +/-  (7.9e-85, 6.38e-200j)
| (0.064462968174791171922 + 6.1682316791510944233e-906j)  +/-  (8.95e-85, 6.98e-200j)
