n | a(n) |
---|---|
1 | 2 |
2 | 1 |
3 | 1 |
4 | 6 |
5 | 2 |
6 | 22 |
7 | 54 |
8 | 3 |
9 | 68 |
10 | 403 |
11 | 914 |
12 | 6 |
13 | 192 |
14 | 2228 |
15 | 10886 |
16 | 21874 |
17 | 9 |
18 | 512 |
19 | 9721 |
20 | 85974 |
21 | 360071 |
22 | 676326 |
23 | 18 |
24 | 1312 |
25 | 37736 |
26 | 526760 |
27 | 3809428 |
28 | 14229762 |
29 | 25392410 |
[2,1,1,6,2,22,54,3,68,403,914,6,192,2228,10886, 21874,9,512,9721,85974,360071,676326,18,1312, 37736,526760,3809428,14229762,25392410] |