n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 1 |
4 | 6 |
5 | 6 |
6 | 1 |
7 | 40 |
8 | 90 |
9 | 20 |
10 | 1 |
11 | 350 |
12 | 5880 |
13 | 1680 |
14 | 70 |
15 | 1 |
16 | 3528 |
17 | 594594 |
18 | 1101100 |
19 | 34650 |
20 | 252 |
21 | 1 |
22 | 38808 |
23 | 75088728 |
24 | 1299170600 |
25 | 229265400 |
26 | 756756 |
27 | 924 |
28 | 1 |
29 | 453024 |
30 | 10861066216 |
31 | 2066315135040 |
32 | 3164045050530 |
33 | 50678855040 |
34 | 17153136 |
35 | 3432 |
36 | 1 |
37 | 5521230 |
38 | 1721929279200 |
39 | 3943172216808000 |
[1,1,2,1,6,6,1,40,90,20,1,350,5880,1680,70,1,3528, 594594,1101100,34650,252,1,38808,75088728, 1299170600,229265400,756756,924,1,453024, 10861066216,2066315135040,3164045050530, 50678855040,17153136,3432,1,5521230,1721929279200, 3943172216808000] |