n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 1 |
4 | 4 |
5 | 5 |
6 | 14 |
7 | 20 |
8 | 49 |
9 | 76 |
10 | 175 |
11 | 286 |
12 | 637 |
13 | 1078 |
14 | 2353 |
15 | 4081 |
16 | 8788 |
17 | 15521 |
18 | 33098 |
19 | 59279 |
20 | 125476 |
21 | 227239 |
22 | 478192 |
23 | 873885 |
24 | 1830270 |
25 | 3370029 |
26 | 7030570 |
27 | 13027729 |
28 | 27088870 |
29 | 50469889 |
30 | 104647630 |
31 | 195892564 |
32 | 405187825 |
33 | 761615284 |
34 | 1571990935 |
35 | 2965576714 |
36 | 6109558585 |
37 | 11563073314 |
[0,0,1,1,4,5,14,20,49,76,175,286,637,1078,2353, 4081,8788,15521,33098,59279,125476,227239,478192, 873885,1830270,3370029,7030570,13027729,27088870, 50469889,104647630,195892564,405187825,761615284, 1571990935,2965576714,6109558585,11563073314] |