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A157103 as a triangular array

1
11
111
1221
13531
15121041
1829331751
11370109722661
1211693603051353771
134408118912927012285081
15598539275473364014053576591

A157103 as a square array

11111111111
11235813213455
125122970169408985
13103310936011893927
14177230512925473
15261357013640
16372281405
1750357
1865
19
1
11111111111
11235813213455
125122970169408985
13103310936011893927
14177230512925473
15261357013640
16372281405
1750357
1865
19
1