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A227507 as a triangular array

1
31
511
8231
92211
1544531
13242211
206648231
2146542511
27686694231
214646242211
401012121261548531
254104646242211
3912810126

A227507 as a square array

13589151320212721402539
112242646410412
13244668612108
1152456412410
132846612612
112292646
13544156
112242
13284
1152
132
11
1
13589151320212721402539
112242646410412
13244668612108
1152456412410
132846612612
112292646
13544156
112242
13284
1152
132
11
1