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A125100 as a triangular array

1
21
342
4993
51624165
6255050308
736901201055413
8491472452802109821
96422444863061642017634
108132475612601512134482831555
11100450120023103276357028801620

A125100 as a square array

1234567891011
149162536496481100
29245090147224324450
316501202454487561200
53010528063012602310
85421061615123276
139842013443570
211768282880
343151620
55
1234567891011
149162536496481100
29245090147224324450
316501202454487561200
53010528063012602310
85421061615123276
139842013443570
211768282880
343151620
55