Starting with polynomial:
P : 2097152*t^21 - 220200960*t^19 + 9413591040*t^17 - 213374730240*t^15 + 2800543334400*t^13 - 21844238008320*t^11 + 100119424204800*t^9 - 257449947955200*t^7 + 337903056691200*t^5 - 187723920384000*t^3 + 28158588057600*t
Extension levels are: 21
-------------------------------------------------
Ending with final polynomial:
P : 2097152*t^21 - 220200960*t^19 + 9413591040*t^17 - 213374730240*t^15 + 2800543334400*t^13 - 21844238008320*t^11 + 100119424204800*t^9 - 257449947955200*t^7 + 337903056691200*t^5 - 187723920384000*t^3 + 28158588057600*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: 1
  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
Positive weights:   21 out of 21
Indefinite weights: 0 out of 21
Negative weights:   0 out of 21
Extension rule has valid weights: 1
-------------------------------------------------
The nodes are:
| (-2.9799912077045980025 + 6.0328343589776452299e-463j)  +/-  (6.32e-123, 6.32e-123j)
| (-4.1219955474918400208 - 2.072761835773784138e-478j)  +/-  (8.59e-123, 8.59e-123j)
| (4.1219955474918400208 - 3.7698760241228704247e-484j)  +/-  (6.46e-123, 6.46e-123j)
| (-5.5503518732646782452 + 5.0271090871290268308e-488j)  +/-  (1.18e-123, 1.18e-123j)
| (5.5503518732646782452 - 9.8281608854432153731e-495j)  +/-  (1.18e-123, 1.18e-123j)
| (-4.7739923434112194297 - 1.0470785210361180949e-497j)  +/-  (5.15e-123, 5.15e-123j)
| (3.5319728771376777392 + 4.2119548490686356516e-503j)  +/-  (6.96e-123, 6.96e-123j)
| (-0.96149963441836906428 + 1.5261127262043353281e-505j)  +/-  (1.94e-125, 1.94e-125j)
| (-1.9449629491862538419 - 5.7858567052135410231e-504j)  +/-  (6.31e-124, 6.31e-124j)
| (2.453552124512838002 + 9.4019444739374230037e-508j)  +/-  (2.37e-123, 2.37e-123j)
| (1.9449629491862538419 + 5.4113697625130472829e-510j)  +/-  (5.61e-124, 5.61e-124j)
| (0.47945070707910757629 - 1.4526422928057565452e-511j)  +/-  (1.29e-126, 1.29e-126j)
| (-3.5319728771376777392 + 2.9518578499610106285e-510j)  +/-  (7.65e-123, 7.65e-123j)
| (0.96149963441836906428 + 5.4197760943270838309e-518j)  +/-  (1.69e-125, 1.69e-125j)
| (-0.47945070707910757629 - 4.210240697666283415e-518j)  +/-  (1.29e-126, 1.29e-126j)
| (1.4489342506507319627 - 9.9406624949608952215e-518j)  +/-  (1.05e-124, 1.05e-124j)
| (-5.8010477381579489722e-522 - 2.3236463819047139138e-521j)  +/-  (5.03e-520, 5.03e-520j)
| (2.9799912077045980025 - 2.2334765095061075221e-516j)  +/-  (5.62e-123, 5.62e-123j)
| (-1.4489342506507319627 + 7.6098943950785746824e-516j)  +/-  (1.12e-124, 1.12e-124j)
| (-2.453552124512838002 + 6.2478121298115924435e-516j)  +/-  (2.51e-123, 2.51e-123j)
| (4.7739923434112194297 + 1.0058186287435697278e-526j)  +/-  (4.44e-123, 4.44e-123j)
-------------------------------------------------
The weights are:
| (4.2192347425516757386e-05 + 7.5852530285307049163e-467j)  +/-  (1.64e-48, 8.63e-109j)
| (1.4506612844930866107e-08 - 4.1328867188863249555e-469j)  +/-  (1.62e-51, 8.56e-112j)
| (1.4506612844930866107e-08 + 6.6457101815401671278e-470j)  +/-  (4.46e-53, 2.35e-113j)
| (2.0989912195656767434e-14 - 2.2087648882966117779e-472j)  +/-  (8.31e-55, 4.38e-115j)
| (2.0989912195656767434e-14 + 6.6554443759871835767e-473j)  +/-  (5.17e-56, 2.73e-116j)
| (4.9753686041217240051e-11 + 1.540735760090915874e-470j)  +/-  (2.48e-53, 1.31e-113j)
| (1.2253548361482535298e-06 - 6.6612722436636547925e-469j)  +/-  (1.77e-52, 9.35e-113j)
| (0.10839228562641944345 + 6.3916133024267758615e-466j)  +/-  (6.36e-48, 3.35e-108j)
| (0.0064396970514087768692 + 3.0382167719583436161e-466j)  +/-  (4.45e-49, 2.35e-109j)
| (0.00070804779548153646931 - 1.919050476701937874e-467j)  +/-  (5.31e-51, 2.8e-111j)
| (0.0064396970514087768692 + 6.3851157072830432795e-467j)  +/-  (3.88e-50, 2.05e-110j)
| (0.2153337156950596866 - 5.2563977376300781172e-466j)  +/-  (2.71e-48, 1.43e-108j)
| (1.2253548361482535298e-06 + 7.858588067724490429e-468j)  +/-  (1.33e-52, 6.97e-113j)
| (0.10839228562641944345 + 3.2732329231300830592e-466j)  +/-  (1.24e-48, 6.51e-109j)
| (0.2153337156950596866 - 7.2721088299841978377e-466j)  +/-  (1.05e-48, 5.55e-109j)
| (0.033952729786542835053 - 1.6303363932122633981e-466j)  +/-  (1.3e-49, 6.85e-110j)
| (0.27026018357287707133 + 6.8361927050561070528e-466j)  +/-  (7.36e-49, 3.88e-109j)
| (4.2192347425516757386e-05 + 4.2708086281677981664e-468j)  +/-  (2.68e-52, 1.41e-112j)
| (0.033952729786542835053 - 4.7161134824633181749e-466j)  +/-  (9.62e-51, 4.89e-111j)
| (0.00070804779548153646931 - 1.9807123473152719137e-466j)  +/-  (5.32e-52, 2.68e-112j)
| (4.9753686041217240051e-11 - 3.5647247446496704456e-471j)  +/-  (5.13e-56, 2.85e-116j)
