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A256550 as a triangular array

1
01
011
0231
051261
0155040101
052225250100151
020310921575875210211
087756841019273502450392281
04140315726820861152264605880672361

A256550 as a square array

1000000000
112515522038774140
1312502251092568431572
164025015751019268208
110100875735061152
115210245026460
1213925880
128672
136
1
1000000000
112515522038774140
1312502251092568431572
164025015751019268208
110100875735061152
115210245026460
1213925880
128672
136
1