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A244840 as a triangular array

1
12
121
1112
11321
121412
1214521
11315312
111151721
1214127812
12341678921
111251743512

A244840 as a square array

111111111111
22112211221
1131131131
224411442
11555115
2231261
117777
22884
1193
225
11
2
111111111111
22112211221
1131131131
224411442
11555115
2231261
117777
22884
1193
225
11
2