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A133601 as a triangular array

1
31
531
7651
9101451
1115301571
132155352771
15289170772891
1736140126182844491
194520421037821015645111

A133601 as a square array

135791113151719
136101521283645
1514305591140204
15153570126210
172777182378
172884210
1944156
1945
111
1
135791113151719
136101521283645
1514305591140204
15153570126210
172777182378
172884210
1944156
1945
111
1