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A331562 as a triangular array

1
11
111
1121
11621
11201221
1170922621
112527805064821
1192470021148222888621
113432652262840021350401001014821
11128706235767426610895675215438624161825021

A331562 as a square array

11111111111
1111111111
1262070252924343212870
121292780700265226623576
1226506114822840027426610
124822881350408956752
1286100101543862
1214841618
12250
12
1
11111111111
1111111111
1262070252924343212870
121292780700265226623576
1226506114822840027426610
124822881350408956752
1286100101543862
1214841618
12250
12
1