n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 3 |
5 | 4 |
6 | 12 |
7 | 24 |
8 | 66 |
9 | 160 |
10 | 448 |
11 | 1186 |
12 | 3334 |
13 | 9235 |
14 | 26166 |
15 | 73983 |
16 | 211297 |
17 | 604107 |
18 | 1736328 |
19 | 5000593 |
20 | 14448984 |
21 | 41835738 |
22 | 121419260 |
23 | 353045291 |
24 | 1028452717 |
25 | 3000800627 |
26 | 8769216722 |
27 | 25661961898 |
28 | 75195166667 |
29 | 220605519559 |
30 | 647943626796 |
31 | 1905104762320 |
32 | 5607039506627 |
33 | 16517895669575 |
[1,1,1,3,4,12,24,66,160,448,1186,3334,9235,26166, 73983,211297,604107,1736328,5000593,14448984, 41835738,121419260,353045291,1028452717, 3000800627,8769216722,25661961898,75195166667, 220605519559,647943626796,1905104762320, 5607039506627,16517895669575] |