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A054237 as a triangular array

0
11
232
3443
46564
577775
68810886
710911119107
8111112121211118
912121513131512129
1013131616141616131310
111514171717171717141511
121616

A054237 as a square array

0123456789101112
134678101112131516
2457891112131416
367101112151617
4781112131617
58912131417
61011151617
711121617
8121317
91314
1015
11
0123456789101112
134678101112131516
2457891112131416
367101112151617
4781112131617
58912131417
61011151617
711121617
8121317
91314
1015
11