n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 7 |
4 | 32 |
5 | 182 |
6 | 1244 |
7 | 9919 |
8 | 90384 |
9 | 926552 |
10 | 10553728 |
11 | 132231446 |
12 | 1807390960 |
13 | 26762801828 |
14 | 426771821000 |
15 | 7291604699407 |
16 | 132885997278944 |
17 | 2573145015936096 |
18 | 52756125043795232 |
19 | 1141727892772848248 |
20 | 26009303834699461248 |
21 | 622134297287753003008 |
22 | 15589886235793001142016 |
[1,1,2,7,32,182,1244,9919,90384,926552,10553728, 132231446,1807390960,26762801828,426771821000, 7291604699407,132885997278944,2573145015936096, 52756125043795232,1141727892772848248, 26009303834699461248,622134297287753003008, 15589886235793001142016] |