Starting with polynomial:
P : 46189/256*t^10 - 109395/256*t^8 + 45045/128*t^6 - 15015/128*t^4 + 3465/256*t^2 - 63/256
Extension levels are: 10 23
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Trying to find an order 23 Kronrod extension for:
P1 : 46189/256*t^10 - 109395/256*t^8 + 45045/128*t^6 - 15015/128*t^4 + 3465/256*t^2 - 63/256
Solvable: 1
-------------------------------------------------
Ending with final polynomial:
P : 46189/256*t^33 - 95932604690083189572522006261981/65575168860537750200434973440*t^31 + 138309703238682566802478602944123493/25718581227102905628610596583168*t^29 - 304870229001895088318553960465812661/25718581227102905628610596583168*t^27 + 374095419465310546713621124536230569101/21423578162176720388632626953778944*t^25 - 237379616120161881636675444902766421304775/13089806257089976157454535068758934784*t^23 + 3646610171144993751853906677895844417235/267138903205917880764378266709366016*t^21 - 14099153358598859087655436591614857693925/1869972322441425165350647866965562112*t^19 + 5720545305554564483091671598401830913475/1869972322441425165350647866965562112*t^17 - 1292389529323557154664314140279330254115/1429978834808148655856377780620723968*t^15 + 413696407944972167120058732580173169301955/2169277892403961510934125093201638259456*t^13 - 37774156986176925013672008734671364667639/1357489907720566350917196783895411883776*t^11 + 133992941589976955027112176103055308483315/50227126585660954983936281004130239699712*t^9 - 1110991666537330620246453441401546568165/7175303797951564997705183000590034242816*t^7 + 4844175875970578970105702440479859775/1025043399707366428243597571512862034688*t^5 - 409814670816282179450812046660449785/7175303797951564997705183000590034242816*t^3 + 2060262339948963568747482107514543/17938259494878912494262957501475085607040*t
-------------------------------------------------
Computing nodes and weights
  current precision for roots: 53
  current precision for roots: 106
 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: 1
  current precision for roots: 212
  current precision for roots: 424
 current precision for weights: 212
Linear system for weights solvable: 1
Sufficient bits for target precision reached
-------------------------------------------------
The nodes are:
| (0.97390652851717172008 + 1.0555206170036533861e-441j)  +/-  (1.37e-116, 1.37e-116j)
| (-0.049802660980448925502 - 1.9268207734464192964e-456j)  +/-  (2.56e-127, 2.56e-127j)
| (-0.86506336668898451073 - 5.7623717480899996126e-450j)  +/-  (1.67e-117, 1.67e-117j)
| (-0.94690919447020062467 + 5.9450538585703742521e-447j)  +/-  (8.57e-117, 8.57e-117j)
| (0.9105075133973740395 + 3.2203291149373403011e-446j)  +/-  (4.21e-117, 4.21e-117j)
| (0.94690919447020062467 + 8.3071865958794216604e-451j)  +/-  (9.8e-117, 9.8e-117j)
| (-0.99124473964410342833 - 2.8408765288199197086e-457j)  +/-  (1.52e-116, 1.52e-116j)
| (-0.9105075133973740395 - 1.6704267498627690536e-460j)  +/-  (4.31e-117, 4.31e-117j)
| (-0.99897552414057925665 - 1.4172760507725753761e-460j)  +/-  (8.32e-117, 8.32e-117j)
| (0.99897552414057925665 + 1.0211312489651733453e-462j)  +/-  (7.41e-117, 7.41e-117j)
| (0.86506336668898451073 + 2.9692215252112764218e-479j)  +/-  (1.81e-117, 1.81e-117j)
| (0.99124473964410342833 + 2.1590469152262387753e-489j)  +/-  (1.45e-116, 1.45e-116j)
| (-0.67940956829902440623 + 1.4001037994922267542e-498j)  +/-  (1.61e-119, 1.61e-119j)
| (-0.81102873504540620788 + 1.961308605749319658e-501j)  +/-  (4.67e-118, 4.67e-118j)
| (0.049802660980448925502 + 8.9388112173922626504e-505j)  +/-  (1.91e-127, 1.91e-127j)
| (0.81102873504540620788 - 4.3150080380379883513e-503j)  +/-  (4.79e-118, 4.79e-118j)
| (0.67940956829902440623 - 4.0791824847839058783e-504j)  +/-  (1.91e-119, 1.91e-119j)
| (-0.97390652851717172008 - 4.9217213968117914253e-503j)  +/-  (1.42e-116, 1.42e-116j)
| (-0.52085055076771604456 + 3.061810312078863489e-508j)  +/-  (2.5e-121, 2.5e-121j)
| (-0.34163280985900840564 + 1.0750049678402091323e-510j)  +/-  (1.46e-123, 1.46e-123j)
| (0.4333953941292471908 + 2.8309025732593361483e-508j)  +/-  (2.14e-122, 2.14e-122j)
| (0.74893931156923209232 + 1.389637007701881637e-507j)  +/-  (1.13e-118, 1.13e-118j)
| (0.14887433898163121088 + 1.7054509635781949323e-511j)  +/-  (4.4e-126, 4.4e-126j)
| (-0.4333953941292471908 - 2.683714045930437658e-510j)  +/-  (2.06e-122, 2.06e-122j)
| (-0.60312782477930529368 + 1.9715732518355362953e-507j)  +/-  (2.41e-120, 2.41e-120j)
| (-4.6996156416147018961e-514 + 1.1662911188701178466e-513j)  +/-  (4.15e-512, 4.15e-512j)
| (0.60312782477930529368 + 2.5012956015847791376e-509j)  +/-  (2.39e-120, 2.39e-120j)
| (0.24647661776708059362 - 8.8381183115865858023e-515j)  +/-  (8.81e-125, 8.81e-125j)
| (-0.24647661776708059362 - 8.2157489402766711218e-515j)  +/-  (8.32e-125, 8.32e-125j)
| (-0.74893931156923209232 - 9.9244743481664816103e-511j)  +/-  (1.04e-118, 1.04e-118j)
| (-0.14887433898163121088 - 6.1340160052856368056e-521j)  +/-  (4.74e-126, 4.74e-126j)
| (0.34163280985900840564 - 1.6324623190064687165e-516j)  +/-  (1.54e-123, 1.54e-123j)
| (0.52085055076771604456 - 1.7087715819035780145e-513j)  +/-  (2.31e-121, 2.31e-121j)
-------------------------------------------------
The weights are:
| (0.022199283178662412326 - 4.1641776304214228609e-443j)  +/-  (9.67e-24, 2.26e-79j)
| (0.099463368427735427838 + 9.7031360128404074007e-442j)  +/-  (5.41e-24, 1.26e-79j)
| (0.049821868559862882456 + 2.1893314508593869778e-443j)  +/-  (1.58e-24, 3.69e-80j)
| (0.03175186470214909507 + 1.5165160255631932771e-443j)  +/-  (1.19e-24, 2.78e-80j)
| (0.040990997653476531177 - 5.4557112319242425209e-442j)  +/-  (4.92e-25, 1.15e-80j)
| (0.03175186470214909507 + 1.0788858981203166186e-441j)  +/-  (8.35e-25, 1.95e-80j)
| (0.012464486544044007735 + 8.4650081780373248176e-444j)  +/-  (4.91e-26, 1.15e-81j)
| (0.040990997653476531177 - 1.8361965167330633535e-443j)  +/-  (7.42e-26, 1.73e-81j)
| (0.0033356371076993731304 - 3.2480107861263913237e-444j)  +/-  (3.03e-26, 7.08e-82j)
| (0.0033356371076993731304 + 2.556676595481771602e-442j)  +/-  (5.76e-27, 1.35e-82j)
| (0.049821868559862882456 + 3.6986604273199756398e-442j)  +/-  (6.96e-28, 1.63e-83j)
| (0.012464486544044007735 - 9.5968830977003740678e-442j)  +/-  (1.06e-26, 2.47e-82j)
| (0.073026351186786080068 - 3.7681211773113280053e-443j)  +/-  (1.58e-29, 3.69e-85j)
| (0.058158032804393760741 - 2.604177080673287351e-443j)  +/-  (1.25e-28, 2.93e-84j)
| (0.099463368427735427838 + 1.0748985035607922047e-441j)  +/-  (2.21e-30, 5.16e-86j)
| (0.058158032804393760741 - 2.8536746105211436633e-442j)  +/-  (2.21e-29, 5.16e-85j)
| (0.073026351186786080068 - 2.1153730471788741538e-442j)  +/-  (1.06e-30, 2.49e-86j)
| (0.022199283178662412326 - 1.202465113113716073e-443j)  +/-  (6.7e-29, 1.57e-84j)
| (0.085007191381961721675 - 5.8698913124524937252e-443j)  +/-  (1.52e-31, 3.55e-87j)
| (0.093614813045634470845 - 1.0675205169901706074e-442j)  +/-  (3.27e-32, 7.65e-88j)
| (0.089757886881415737719 + 2.0050296988255555567e-442j)  +/-  (1e-32, 2.34e-88j)
| (0.06591832176175571113 + 2.3848821341245173623e-442j)  +/-  (3.52e-31, 8.24e-87j)
| (0.098502709842713011902 - 4.0082627904205518161e-442j)  +/-  (1.65e-32, 3.87e-88j)
| (0.089757886881415737719 + 7.7009331799993438503e-443j)  +/-  (2.02e-32, 4.73e-88j)
| (0.079410941679592687978 + 4.6425351484009850552e-443j)  +/-  (2.46e-32, 5.76e-88j)
| (7.3467458347343379271e-05 - 1.6022346846181120774e-441j)  +/-  (2.46e-32, 5.76e-88j)
| (0.079410941679592687978 + 1.9745679228170739454e-442j)  +/-  (7.25e-34, 1.7e-89j)
| (0.09653951151294341652 + 2.7179252409500652532e-442j)  +/-  (6.46e-34, 1.51e-89j)
| (0.09653951151294341652 + 1.6200744389400998395e-442j)  +/-  (5.96e-34, 1.39e-89j)
| (0.06591832176175571113 + 3.1142820303372366109e-443j)  +/-  (1.54e-34, 3.58e-90j)
| (0.098502709842713011902 - 2.9453270600308012792e-442j)  +/-  (7.35e-34, 1.72e-89j)
| (0.093614813045634470845 - 2.2211158839160565387e-442j)  +/-  (4.52e-35, 1.08e-90j)
| (0.085007191381961721675 - 1.9366082776118121864e-442j)  +/-  (2.32e-35, 5.25e-91j)
