n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 15 |
4 | 107 |
5 | 1164 |
6 | 13932 |
7 | 207527 |
8 | 3424441 |
9 | 65365273 |
10 | 1366815507 |
11 | 31899555046 |
12 | 806153628997 |
13 | 22260455705106 |
14 | 659196741236329 |
15 | 21028295211402871 |
16 | 713819243969142111 |
17 | 25836118882427921161 |
18 | 988875977638287049631 |
19 | 40043648314495526922945 |
[1,1,2,15,107,1164,13932,207527,3424441,65365273, 1366815507,31899555046,806153628997, 22260455705106,659196741236329,21028295211402871, 713819243969142111,25836118882427921161, 988875977638287049631,40043648314495526922945] |