n | a(n) |
---|---|
1 | 1 |
2 | 8 |
3 | 38 |
4 | 184 |
5 | 976 |
6 | 5382 |
7 | 29739 |
8 | 163496 |
9 | 896476 |
10 | 4913258 |
11 | 26932712 |
12 | 147657866 |
13 | 809563548 |
14 | 4438573234 |
15 | 24335048679 |
16 | 133419610132 |
17 | 731487691902 |
18 | 4010463268476 |
19 | 21987818897998 |
20 | 120550710615560 |
21 | 660932932108467 |
[1,8,38,184,976,5382,29739,163496,896476,4913258, 26932712,147657866,809563548,4438573234, 24335048679,133419610132,731487691902, 4010463268476,21987818897998,120550710615560, 660932932108467] |