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A084097 as a triangular array

1
11
111
1121
11341
114781
1151017161
116132841321
11716417699641
11819561212082391281
11922731763655685772561
111025922415761093155213935121

A084097 as a square array

111111111111
11111111111
12345678910
147101316192225
18172841567392
1164176121176241
13299208365576
1642395681093
11285771552
12561393
1512
1
111111111111
11111111111
12345678910
147101316192225
18172841567392
1164176121176241
13299208365576
1642395681093
11285771552
12561393
1512
1