n | a(n) |
---|---|
2 | 2 |
3 | 3 |
4 | 8 |
5 | 30 |
6 | 134 |
7 | 714 |
8 | 4462 |
9 | 32126 |
10 | 262362 |
11 | 2398738 |
12 | 24287222 |
13 | 269858022 |
14 | 3265282066 |
15 | 42745510682 |
16 | 601999275438 |
17 | 9076296768142 |
18 | 145869055202282 |
19 | 2489498542118946 |
[2,3,8,30,134,714,4462,32126,262362,2398738, 24287222,269858022,3265282066,42745510682, 601999275438,9076296768142,145869055202282, 2489498542118946] |