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A128076 as a triangular array

1
32
543
7654
98765
11109876
13121110987
15141312111098
17161514131211109
19181716151413121110
2120191817161514131211

A128076 as a square array

13579111315171921
2468101214161820
35791113151719
4681012141618
57911131517
6810121416
79111315
8101214
91113
1012
11
13579111315171921
2468101214161820
35791113151719
4681012141618
57911131517
6810121416
79111315
8101214
91113
1012
11