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A257570 as a triangular array

0
11
202
3113
32023
421124
4310134
53222235
442303244
5331111335
54223032245
643344443346
55341505

A257570 as a square array

0123344545565
101223343445
21011223233
3210231234
321201341
43231045
4321340
543245
4323
543
54
6
0123344545565
101223343445
21011223233
3210231234
321201341
43231045
4321340
543245
4323
543
54
6