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A251236 as a triangular array

38
110110
322270322
966694694966
29301870159218702930
898251943886388651948982
27714147869914868699141478627714
8595842850262242049020490262244285085958
2676021259347132250570

A251236 as a square array

38110322966293089822771485958267602
110270694187051941478642850125934
3226941592388699142622471322
9661870388686862049050570
29305194991420490
89821478626224
2771442850
85958
38110322966293089822771485958267602
110270694187051941478642850125934
3226941592388699142622471322
9661870388686862049050570
29305194991420490
89821478626224
2771442850
85958