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A304676 as a triangular array

1
11
141
1771
11313131
1262323261
149455645491
199131199199131991
11943375988975983371941
138788319503525352519508833871
17732389658815544209321554465882389

A304676 as a square array

11111111111
14713264999194387773
171323451313378832389
113235619959819506588
12645199897352515544
149131598352520932
199337195015544
11948836588
13872389
1
11111111111
14713264999194387773
171323451313378832389
113235619959819506588
12645199897352515544
149131598352520932
199337195015544
11948836588
13872389
1