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A161564 as a triangular array

1
01
202
5203
125405
241210607
5624241510011
1135648362514015
24811311272603522022
503248226168120845530030

A161564 as a square array

1025122456113248503
1025122456113248
204102448112226
306153672168
50102560120
70143584
1102255
15030
220
30

A161564 as an upper right triangle

1025122456113248503
1025122456113248
204102448112226
306153672168
50102560120
70143584
1102255
15030
220
30

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Last modified March 28 11:44 EDT 2024. Contains 371241 sequences. (Running on oeis4.)