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A235972 as a triangular array

256
19641964
131941674413194
8547611977011977085476
556486856720872370856720556486
361406662070107116040711604062070103614066
23457361449226846064947077914322606494704492268423457361

A235972 as a square array

25619641319485476556486361406623457361
196416744119770856720620701044922684
13194119770872370711604060649470
85476856720711604077914322
556486620701060649470
361406644922684
23457361
25619641319485476556486361406623457361
196416744119770856720620701044922684
13194119770872370711604060649470
85476856720711604077914322
556486620701060649470
361406644922684
23457361