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A152250 as a triangular array

1
21
823
368613
17236242663
852172108104126321
43248525164685046421683
223324324255622362268256833668989
1168762233212972110761083611556134641797848639

A152250 as a square array

12836172852432422332116876
12836172852432422332
3624108516255612972
1326104468223611076
63126504226810836
321642256811556
1683336613464
898917978
48639

A152250 as an upper right triangle

12836172852432422332116876
12836172852432422332
3624108516255612972
1326104468223611076
63126504226810836
321642256811556
1683336613464
898917978
48639

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Last modified June 22 21:29 EDT 2021. Contains 345393 sequences. (Running on oeis4.)