n | a(n) |
---|---|
2 | 1 |
3 | 1 |
4 | 3 |
5 | 3 |
6 | 7 |
7 | 8 |
8 | 18 |
9 | 22 |
10 | 46 |
11 | 62 |
12 | 136 |
13 | 189 |
14 | 409 |
15 | 611 |
16 | 1344 |
17 | 2055 |
18 | 4535 |
19 | 7154 |
20 | 15881 |
21 | 25481 |
22 | 56533 |
23 | 92204 |
24 | 204759 |
25 | 337593 |
26 | 748665 |
27 | 1246862 |
28 | 2762111 |
29 | 4636389 |
30 | 10253938 |
31 | 17334800 |
32 | 38278784 |
33 | 65108061 |
34 | 143534770 |
35 | 245492243 |
36 | 540353057 |
37 | 928772649 |
38 | 2041154125 |
[1,1,3,3,7,8,18,22,46,62,136,189,409,611,1344, 2055,4535,7154,15881,25481,56533,92204,204759, 337593,748665,1246862,2762111,4636389,10253938, 17334800,38278784,65108061,143534770,245492243, 540353057,928772649,2041154125] |