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A259250 as a triangular array

9
2121
486548
111192192111
255581720581255
5881733281628161733588
1353521610720144251072052161353
31171561341552713137131341552156133117
717646897159168361728451481361728159168

A259250 as a square array

92148111255588135331177176
2165192581173352161561346897
4819272028161072041552159168
11158128161442571313361728
25517331072071313451481
588521641552361728
135315613159168
3117

A259250 as an upper right triangle

92148111255588135331177176
2165192581173352161561346897
4819272028161072041552159168
11158128161442571313361728
25517331072071313451481
588521641552361728
135315613159168
3117

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Last modified September 25 15:27 EDT 2021. Contains 347658 sequences. (Running on oeis4.)