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A208609 as a triangular array

1
22
243
2695
2817188
21027413513
2123976936621
2145312519620012234
2166919036047241522255
21887273603957108383739989
220107376945175024002392

A208609 as a square array

12222222222
2468101214161820
39172739536987107
5184176125190273376
83593196360603945
13662004729571750
2112241510832400
342228372392
55399
89

A208609 as an upper right triangle

12222222222
2468101214161820
39172739536987107
5184176125190273376
83593196360603945
13662004729571750
2112241510832400
342228372392
55399
89

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Last modified August 1 10:13 EDT 2021. Contains 346385 sequences. (Running on oeis4.)