n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 4 |
4 | 6 |
5 | 11 |
6 | 15 |
7 | 28 |
8 | 43 |
9 | 74 |
10 | 103 |
11 | 148 |
12 | 213 |
13 | 296 |
14 | 476 |
15 | 679 |
16 | 990 |
17 | 1133 |
18 | 1707 |
19 | 2225 |
20 | 3260 |
21 | 4591 |
22 | 6042 |
23 | 7343 |
24 | 9374 |
25 | 13774 |
26 | 18262 |
27 | 25244 |
28 | 30379 |
29 | 39768 |
30 | 47295 |
31 | 66471 |
32 | 87903 |
33 | 115570 |
34 | 139802 |
35 | 173605 |
36 | 215878 |
37 | 271434 |
38 | 369256 |
39 | 466904 |
40 | 569623 |
41 | 664775 |
[1,1,4,6,11,15,28,43,74,103,148,213,296,476,679, 990,1133,1707,2225,3260,4591,6042,7343,9374,13774, 18262,25244,30379,39768,47295,66471,87903,115570, 139802,173605,215878,271434,369256,466904,569623, 664775] |