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A226288 as a triangular array

1
01
012
0044
0001612
00047236
000036324144
000003241728576
0000036259292162880
000000576207365760014400
0000000921617280036000086400
0000000576

A226288 as a square array

100000000000
11000000000
2400000000
4164000000
12723600000
3632432436000
1441728259257600
5769216207369216576
288057600172800
14400360000
86400

A226288 as an upper right triangle

100000000000
11000000000
2400000000
4164000000
12723600000
3632432436000
1441728259257600
5769216207369216576
288057600172800
14400360000
86400

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Last modified April 19 16:52 EDT 2024. Contains 371794 sequences. (Running on oeis4.)