n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 1 |
7 | 117 |
8 | 259 |
9 | 1991 |
10 | 4759 |
11 | 52453 |
12 | 136907 |
13 | 6546215 |
14 | 22604681 |
15 | 6955049615 |
16 | 33225401665 |
17 | 5312086374693 |
18 | 30690294218759 |
19 | 6137053540967147 |
20 | 42562920511505493 |
21 | 35203573251917171119 |
22 | 310505729227048458909 |
[1,1,1,1,1,1,117,259,1991,4759,52453,136907, 6546215,22604681,6955049615,33225401665, 5312086374693,30690294218759,6137053540967147, 42562920511505493,35203573251917171119, 310505729227048458909] |