n | a(n) |
---|---|
4 | 1 |
5 | 15 |
6 | 10 |
7 | 1 |
8 | 70 |
9 | 492 |
10 | 690 |
11 | 395 |
12 | 105 |
13 | 15 |
14 | 1 |
15 | 5040 |
16 | 28595 |
17 | 58905 |
18 | 63990 |
19 | 42392 |
20 | 18732 |
21 | 5880 |
22 | 1330 |
23 | 210 |
24 | 21 |
25 | 1 |
26 | 16800 |
27 | 442680 |
28 | 2485920 |
29 | 6629056 |
30 | 10684723 |
31 | 11716068 |
32 | 9409806 |
33 | 5824980 |
34 | 2872317 |
35 | 1147576 |
36 | 373156 |
37 | 98112 |
38 | 20475 |
39 | 3276 |
[1,15,10,1,70,492,690,395,105,15,1,5040,28595, 58905,63990,42392,18732,5880,1330,210,21,1,16800, 442680,2485920,6629056,10684723,11716068,9409806, 5824980,2872317,1147576,373156,98112,20475,3276] |