n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 9 |
3 | 54 |
4 | 404 |
5 | 3598 |
6 | 37003 |
7 | 430300 |
8 | 5571147 |
9 | 79358032 |
10 | 1231990840 |
11 | 20684884234 |
12 | 373208232229 |
13 | 7197079035318 |
14 | 147658793214733 |
15 | 3210107125516682 |
16 | 73690798853163884 |
17 | 1780718798351625094 |
18 | 45171972342078432287 |
19 | 1199948465249850848608 |
20 | 33305064129201851432591 |
21 | 963911863209583899492324 |
[1,2,9,54,404,3598,37003,430300,5571147,79358032, 1231990840,20684884234,373208232229,7197079035318, 147658793214733,3210107125516682, 73690798853163884,1780718798351625094, 45171972342078432287,1199948465249850848608, 33305064129201851432591,963911863209583899492324] |