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A168151 as a triangular array

1
21
631
18941
58291351
19296441861
650325151642471
22321116524228903181
7746387318338133331233991
270961354864522904122247316448101

A168151 as a square array

12618581926502232774627096
13929963251116387313548
14134415152418336452
1518642288132904
1624903331222
1731123473
1839164
1948
110
1
12618581926502232774627096
13929963251116387313548
14134415152418336452
1518642288132904
1624903331222
1731123473
1839164
1948
110
1