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A147644 as a triangular array

1
11
121
1551
161061
17161671
1823322381
193155553191
11040861108640101
1115012619619612650111
112611763223923221766112

A147644 as a square array

11111111111
1256789101112
1510162331405061
1616325586126176
172355110196322
183186196392
1940126322
11050176
11161
112
11111111111
1256789101112
1510162331405061
1616325586126176
172355110196322
183186196392
1940126322
11050176
11161
112