n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 4 |
5 | 8 |
6 | 18 |
7 | 52 |
8 | 232 |
9 | 2402 |
10 | 117668 |
11 | 88187304 |
12 | 4976488920530 |
13 | 304428188114211553556 |
14 | 1303145665493529877195427353444744 |
15 | 383170653295945759116409236671895695428812677131461090 |
[1,1,2,4,8,18,52,232,2402,117668,88187304, 4976488920530,304428188114211553556, 1303145665493529877195427353444744, 38317065329594575911640923667189569542881267713146\ 1090] |