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A305252 as a triangular array

1
22
353
5775
81710178
133517173513
21613442346121
341276579796512734
5526512116320316312126555
8950724435643943935624450789
14410135027941010114910107945021013

A305252 as a square array

123581321345589144
2571735611272655071013
3710173465121244502
517174279163356794
83534792034391010
1361651634391149
211271213561010
34265244794
55507502
891013

A305252 as an upper right triangle

123581321345589144
2571735611272655071013
3710173465121244502
517174279163356794
83534792034391010
1361651634391149
211271213561010
34265244794
55507502
891013

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Last modified April 25 13:02 EDT 2024. Contains 371969 sequences. (Running on oeis4.)