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A153281 as a triangular array

1
21
422
8443
168865
32161612108
64323224201613
12864644840322621
256128128968064524234
512256256192160128104846855

A153281 as a square array

1248163264128256512
1248163264128256
248163264128256
3612244896192
510204080160
8163264128
132652104
214284
3468
55

A153281 as an upper right triangle

1248163264128256512
1248163264128256
248163264128256
3612244896192
510204080160
8163264128
132652104
214284
3468
55

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Last modified July 24 14:43 EDT 2021. Contains 346273 sequences. (Running on oeis4.)