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A125806 as a triangular array

1
11
121
1331
14841
15161651
1629482961
17471191194771
18722563902567281
191045001070107050010491
110145900259236562592900145101
11119515255674107621076256741525195111

A125806 as a square array

111111111111
1234567891011
13816294772104145195
1416481192565009001525
1529119390107025925674
16472561070365610762
1772500259210762
181049005674
191451525
110195
111
1
111111111111
1234567891011
13816294772104145195
1416481192565009001525
1529119390107025925674
16472561070365610762
1772500259210762
181049005674
191451525
110195
111
1