n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 3 |
4 | 8 |
5 | 15 |
6 | 31 |
7 | 51 |
8 | 90 |
9 | 142 |
10 | 228 |
11 | 341 |
12 | 525 |
13 | 757 |
14 | 1110 |
15 | 1572 |
16 | 2233 |
17 | 3084 |
18 | 4286 |
19 | 5812 |
20 | 7910 |
21 | 10580 |
22 | 14145 |
23 | 18659 |
24 | 24626 |
25 | 32099 |
26 | 41814 |
27 | 53976 |
28 | 69559 |
29 | 88932 |
30 | 113557 |
31 | 143967 |
32 | 182241 |
33 | 229353 |
34 | 288078 |
35 | 360029 |
36 | 449158 |
37 | 557757 |
38 | 691369 |
39 | 853628 |
40 | 1051974 |
[0,1,3,8,15,31,51,90,142,228,341,525,757,1110, 1572,2233,3084,4286,5812,7910,10580,14145,18659, 24626,32099,41814,53976,69559,88932,113557,143967, 182241,229353,288078,360029,449158,557757,691369, 853628,1051974] |