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A101021 as a triangular array

1
11
113
1115
111535
1131763
111177231
11111133429
113519334296435
1115511114371512155
11111111143143243146189
11317111313221419988179
11117

A101021 as a square array

1111111111111
111111111111
31131131131
5511155111
3577115177
63719111
231333311111
42942914314313
643571514313
121552431221
461894199
88179
1111111111111
111111111111
31131131131
5511155111
3577115177
63719111
231333311111
42942914314313
643571514313
121552431221
461894199
88179