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A091187 as a triangular array

1
11
122
1364
1412169
1520404521
16308013512651
1742140315441357127
1856224630117614281016323
197233611342646428445722907835
110904801890529210710152401453583502188

A091187 as a square array

11111111111
12345678910
2612203042567290
4164080140224336480
94513531563011341890
21126441117626465292
513571428428410710
1271016457215240
323290714535
8358350
2188
11111111111
12345678910
2612203042567290
4164080140224336480
94513531563011341890
21126441117626465292
513571428428410710
1271016457215240
323290714535
8358350
2188