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A250868 as a triangular array

262144
40960004096000
6400000012800000064000000
1000000000400000000040000000001000000000
80000000001250000000002500000000001250000000008000000000
64000000000175000000000015625000000000

A250868 as a square array

2621444096000640000001000000000800000000064000000000
409600012800000040000000001250000000001750000000000
64000000400000000025000000000015625000000000
1000000000125000000000
8000000000

A250868 as an upper right triangle

2621444096000640000001000000000800000000064000000000
409600012800000040000000001250000000001750000000000
64000000400000000025000000000015625000000000
1000000000125000000000
8000000000

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)