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A264837 as a triangular array

1
11
121
1221
1152281
268409271461
440148001381427031821
821791475501059838742363616927012
16232295692511243485517

A264837 as a square array

1111124816
1221568401217923229
122240948001475505692511
18271138141059838243485517
1462703742363
118261692
1701
2

A264837 as an upper right triangle

1111124816
1221568401217923229
122240948001475505692511
18271138141059838243485517
1462703742363
118261692
1701
2

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Last modified December 2 05:01 EST 2021. Contains 349437 sequences. (Running on oeis4.)