n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 3 |
4 | 12 |
5 | 12 |
6 | 72 |
7 | 252 |
8 | 2016 |
9 | 18144 |
10 | 36288 |
11 | 199584 |
12 | 2395008 |
13 | 2395008 |
14 | 33530112 |
15 | 50295168 |
16 | 804722688 |
17 | 804722688 |
18 | 14485008384 |
19 | 137607579648 |
20 | 550430318592 |
21 | 11559036690432 |
22 | 254298807189504 |
23 | 2924436282679296 |
24 | 3694024778121216 |
25 | 70186470784303104 |
26 | 140372941568606208 |
[1,2,3,12,12,72,252,2016,18144,36288,199584, 2395008,2395008,33530112,50295168,804722688, 804722688,14485008384,137607579648,550430318592, 11559036690432,254298807189504,2924436282679296, 3694024778121216,70186470784303104, 140372941568606208] |