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A250486 as a triangular array

1
01
011
0111
01321
01213431
0198719641898751
01217830937889062373143906106102098577237502581

A250486 as a square array

10000000
1111111
113219872178309
123419641837889062373143906
1398710610209857723
1575025
18
1

A250486 as an upper right triangle

10000000
1111111
113219872178309
123419641837889062373143906
1398710610209857723
1575025
18
1

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Last modified June 11 03:24 EDT 2024. Contains 373288 sequences. (Running on oeis4.)