n | a(n) |
---|---|
1 | 1 |
2 | 0 |
3 | 3 |
4 | 2 |
5 | 17 |
6 | 12 |
7 | 99 |
8 | 70 |
9 | 577 |
10 | 408 |
11 | 3363 |
12 | 2378 |
13 | 19601 |
14 | 13860 |
15 | 114243 |
16 | 80782 |
17 | 665857 |
18 | 470832 |
19 | 3880899 |
20 | 2744210 |
21 | 22619537 |
22 | 15994428 |
23 | 131836323 |
24 | 93222358 |
25 | 768398401 |
26 | 543339720 |
27 | 4478554083 |
28 | 3166815962 |
29 | 26102926097 |
30 | 18457556052 |
31 | 152139002499 |
[1,0,3,2,17,12,99,70,577,408,3363,2378,19601, 13860,114243,80782,665857,470832,3880899,2744210, 22619537,15994428,131836323,93222358,768398401, 543339720,4478554083,3166815962,26102926097, 18457556052,152139002499] |