n | a(n) |
---|---|
2 | 1 |
3 | 5 |
4 | 1 |
5 | 26 |
6 | 9 |
7 | 2 |
8 | 154 |
9 | 70 |
10 | 26 |
11 | 6 |
12 | 1044 |
13 | 562 |
14 | 268 |
15 | 102 |
16 | 24 |
17 | 8028 |
18 | 4860 |
19 | 2700 |
20 | 1308 |
21 | 504 |
22 | 120 |
23 | 69264 |
24 | 45756 |
25 | 28224 |
26 | 15828 |
27 | 7728 |
28 | 3000 |
29 | 720 |
[1,5,1,26,9,2,154,70,26,6,1044,562,268,102,24, 8028,4860,2700,1308,504,120,69264,45756,28224, 15828,7728,3000,720] |