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A130321 as a triangular array

1
21
421
8421
168421
32168421
6432168421
1286432168421
2561286432168421
5122561286432168421
10245122561286432168421
204810245122561286432168421

A130321 as a square array

124816326412825651210242048
12481632641282565121024
1248163264128256512
1248163264128256
1248163264128
1248163264
12481632
124816
1248
124
12
1

A130321 as an upper right triangle

124816326412825651210242048
12481632641282565121024
1248163264128256512
1248163264128256
1248163264128
1248163264
12481632
124816
1248
124
12
1

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Last modified March 28 08:02 EDT 2024. Contains 371236 sequences. (Running on oeis4.)