n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 10 |
3 | 71 |
4 | 492 |
5 | 3380 |
6 | 23180 |
7 | 158899 |
8 | 1089144 |
9 | 7465159 |
10 | 51167050 |
11 | 350704322 |
12 | 2403763416 |
13 | 16475639933 |
14 | 112925716670 |
15 | 774004377655 |
16 | 5305104928368 |
17 | 36361730123272 |
18 | 249227005938340 |
19 | 1708227311451263 |
[0,1,10,71,492,3380,23180,158899,1089144,7465159, 51167050,350704322,2403763416,16475639933, 112925716670,774004377655,5305104928368, 36361730123272,249227005938340,1708227311451263] |