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A237996 as a triangular array

1
01
001
0201
001101
02403501
0027408501
072001624017501
001306806769032201
0403200118124022449054601
0010265760723680063273087001

A237996 as a square array

10000000000
10202407200403200
1011027401306801026576
10350162401181240
1085067690723680
101750224490
10322063273
105460
10870
10
1
10000000000
10202407200403200
1011027401306801026576
10350162401181240
1085067690723680
101750224490
10322063273
105460
10870
10
1