n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 3 |
6 | 3 |
7 | 1 |
8 | 3 |
9 | 8 |
10 | 19 |
11 | 38 |
12 | 60 |
13 | 60 |
14 | 1 |
15 | 4 |
16 | 15 |
17 | 53 |
18 | 175 |
19 | 535 |
20 | 1490 |
21 | 3675 |
22 | 7700 |
23 | 12600 |
24 | 12600 |
25 | 1 |
26 | 5 |
27 | 24 |
28 | 111 |
29 | 494 |
30 | 2111 |
31 | 8634 |
32 | 33635 |
33 | 123998 |
34 | 428820 |
35 | 1373820 |
36 | 4003230 |
37 | 10325700 |
38 | 22522500 |
39 | 37837800 |
40 | 37837800 |
[1,1,1,1,2,3,3,1,3,8,19,38,60,60,1,4,15,53,175, 535,1490,3675,7700,12600,12600,1,5,24,111,494, 2111,8634,33635,123998,428820,1373820,4003230, 10325700,22522500,37837800,37837800] |