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A213947 as a triangular array

1
12
143
11064
1202185
1425728106
1841508835127
117039025211042148
134099071233513249169
168224751992975402154561810

A213947 as a square array

1111111111
2410204284170340682
3621571503909902475
4828882527121992
51035110335975
61242132402
71449154
81656
918
10

A213947 as an upper right triangle

1111111111
2410204284170340682
3621571503909902475
4828882527121992
51035110335975
61242132402
71449154
81656
918
10

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Last modified May 27 12:01 EDT 2020. Contains 334657 sequences. (Running on oeis4.)