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A252828 as a triangular array

1
22
464
818188
1553815315
2614234034014226
4233912381920123833942
64729389190759075389172964
9314371076136292543763629210761143793
130263826764125892271846271846125892

A252828 as a square array

12481526426493130
26185314233972914372638
41881340123838911076126764
8533401920907536292125892
151421238907554376271846
26339389136292271846
4272910761125892
641437
93

A252828 as an upper right triangle

12481526426493130
26185314233972914372638
41881340123838911076126764
8533401920907536292125892
151421238907554376271846
26339389136292271846
4272910761125892
641437
93

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Last modified December 1 16:44 EST 2021. Contains 349430 sequences. (Running on oeis4.)