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A254989 as a triangular array

512
26422642
102851286610285
39891560025600239891
160753273707319420273707160753
6392281301410212026621202661301410639228
2462249602703713519728188758001351972860270372462249
9299264

A254989 as a square array

5122642102853989116075363922824622499299264
2642128665600227370713014106027037
1028556002319420212026613519728
39891273707212026618875800
160753130141013519728
6392286027037
2462249

A254989 as an upper right triangle

5122642102853989116075363922824622499299264
2642128665600227370713014106027037
1028556002319420212026613519728
39891273707212026618875800
160753130141013519728
6392286027037
2462249

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Last modified September 21 05:02 EDT 2021. Contains 347596 sequences. (Running on oeis4.)