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A125233 as a triangular array

1
61
1571
282281
45503091
66958039101
9116117511949111
12025233629416860121
15337258863046222872131
1905259601218109269030085141
231715148521782310178299038599151

A125233 as a square array

161528456691120153190231
17225095161252372525715
1830801753365889601485
193911929463012182178
1104916846210922310
111602286901782
11272300990
11385385
11499
115
1
161528456691120153190231
17225095161252372525715
1830801753365889601485
193911929463012182178
1104916846210922310
111602286901782
11272300990
11385385
11499
115
1