n | a(n) |
---|---|
2 | 1 |
3 | 3 |
4 | 1 |
5 | 12 |
6 | 9 |
7 | 2 |
8 | 55 |
9 | 66 |
10 | 30 |
11 | 5 |
12 | 273 |
13 | 455 |
14 | 315 |
15 | 105 |
16 | 14 |
17 | 1428 |
18 | 3060 |
19 | 2856 |
20 | 1428 |
21 | 378 |
22 | 42 |
23 | 7752 |
24 | 20349 |
25 | 23940 |
26 | 15960 |
27 | 6300 |
28 | 1386 |
29 | 132 |
30 | 43263 |
31 | 134596 |
32 | 191268 |
33 | 159390 |
34 | 83490 |
35 | 27324 |
36 | 5148 |
37 | 429 |
38 | 246675 |
39 | 888030 |
40 | 1480050 |
41 | 1480050 |
42 | 965250 |
43 | 418275 |
44 | 117117 |
[1,3,1,12,9,2,55,66,30,5,273,455,315,105,14,1428, 3060,2856,1428,378,42,7752,20349,23940,15960,6300, 1386,132,43263,134596,191268,159390,83490,27324, 5148,429,246675,888030,1480050,1480050,965250, 418275,117117] |