login

A220636 as a simple table

na(n)
11
21
313
4351
58560
6183961
73817452
879063898
91643423543
1034184820039
11711142299027
1214793696906106
13307746212613995
146401868705356519
15133174202661890384
162770341001987547086
1757629691849567578540

[1,1,13,351,8560,183961,3817452,79063898,
 1643423543,34184820039,711142299027,
 14793696906106,307746212613995,6401868705356519,
 133174202661890384,2770341001987547086,
 57629691849567578540]