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A208597 as a triangular array

1
12
133
1476
15132311
1621607726
173112529129757
184322679115641163142
19573711761545786714783351
11073568343114838390194985220041902
11191825607734153129823

A208597 as a square array

11111111111
234567891011
3713213143577391
62360125226371568825
1177291791176134316077
26297156454571483834153
571163867139019129823
142478349852
35120041
902
11111111111
234567891011
3713213143577391
62360125226371568825
1177291791176134316077
26297156454571483834153
571163867139019129823
142478349852
35120041
902