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A274190 as a triangular array

1
11
111
1211
12211
133211
1443211
15653211
178753211
191210853211
113171511853211
11824221712853211
1253532

A274190 as a square array

1111111111111
112234579131825
112346812172435
11235710152232
1123581117
11235812
112358
11235
1123
112
11
1
1111111111111
112234579131825
112346812172435
11235710152232
1123581117
11235812
112358
11235
1123
112
11
1