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A193631 as a triangular array

1
21
445
8122217
1632728889
3280208328474417
641925601056183623642253
12844814403120616896841303811937
2561024358487041904034240548007115266737
5122304870423296

A193631 as a square array

1248163264128256512
1412328019244810242304
52272208560144035848704
178832810563120870423296
894741836616819040
4172364968434240
22531303854800
1193771152
66737

A193631 as an upper right triangle

1248163264128256512
1412328019244810242304
52272208560144035848704
178832810563120870423296
894741836616819040
4172364968434240
22531303854800
1193771152
66737

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)