n | a(n) |
---|---|
1 | 2 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 5 |
6 | 1 |
7 | 84 |
8 | 11 |
9 | 184 |
10 | 15 |
11 | 193248 |
12 | 23 |
13 | 19056960 |
14 | 833 |
15 | 33740 |
16 | 64035 |
17 | 520105017600 |
18 | 2473 |
19 | 130859579289600 |
20 | 203685 |
21 | 963513600 |
22 | 23748417 |
23 | 16397141420298240000 |
24 | 645119 |
25 | 555804546402631680 |
26 | 8527366575 |
[2,1,1,1,5,1,84,11,184,15,193248,23,19056960,833, 33740,64035,520105017600,2473,130859579289600, 203685,963513600,23748417,16397141420298240000, 645119,555804546402631680,8527366575] |