n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 9 |
4 | 76 |
5 | 1015 |
6 | 18996 |
7 | 461160 |
8 | 13810056 |
9 | 492785919 |
10 | 20433145960 |
11 | 966019244498 |
12 | 51307359002780 |
13 | 3025299547565555 |
14 | 196128997903654830 |
15 | 13867432141912978212 |
16 | 1062114397213146583512 |
17 | 87606299906342573320663 |
[1,1,2,9,76,1015,18996,461160,13810056,492785919, 20433145960,966019244498,51307359002780, 3025299547565555,196128997903654830, 13867432141912978212,1062114397213146583512, 87606299906342573320663] |