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A171699 as a triangular array

1
11
121
1331
14741
15141451
1625452561
17411301304171
18633366503366381
1992785294229427859291
11012916821181924520118191682129101
111175

A171699 as a square array

111111111111
1234567891011
1371425416392129175
1414451303367851682
1525130650294211819
1641336294224520
176378511819
18921682
19129
110
1
111111111111
1234567891011
1371425416392129175
1414451303367851682
1525130650294211819
1641336294224520
176378511819
18921682
19129
110
1