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A251258 as a triangular array

8
1818
385638
8415015084
180446464446180
3941232177017701232394
85036025680913056803602850
18521010821088383323833221088101081852
4008292726927019244218562019244269270292724008

A251258 as a square array

818388418039485018524008
1856150446123236021010829272
38150464177056802108869270
844461770913038332192442
1801232568038332185620
394360221088192442
8501010869270
185229272
4008

A251258 as an upper right triangle

818388418039485018524008
1856150446123236021010829272
38150464177056802108869270
844461770913038332192442
1801232568038332185620
394360221088192442
8501010869270
185229272
4008

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Last modified December 4 22:42 EST 2021. Contains 349526 sequences. (Running on oeis4.)