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A360964 as a triangular array

2
22
223
2222
22225
222256
2222567
22222222
222222223
22222222310
2222222231011
222222223101112
22222222310111213

A360964 as a square array

2222222222222
222222222222
32222222222
2222222222
555222222
66222222
7222222
222222
33333
10101010
111111
1212
13
2222222222222
222222222222
32222222222
2222222222
555222222
66222222
7222222
222222
33333
10101010
111111
1212
13