n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 3 |
4 | 6 |
5 | 11 |
6 | 23 |
7 | 57 |
8 | 149 |
9 | 379 |
10 | 928 |
11 | 2227 |
12 | 5336 |
13 | 12872 |
14 | 31236 |
15 | 75949 |
16 | 184524 |
17 | 447702 |
18 | 1085401 |
19 | 2631240 |
20 | 6380241 |
21 | 15474230 |
22 | 37533077 |
23 | 91034937 |
24 | 220790480 |
25 | 535475968 |
26 | 1298668192 |
27 | 3149634952 |
28 | 7638811025 |
29 | 18526466357 |
30 | 44932341015 |
31 | 108974456212 |
32 | 264295580664 |
[0,1,3,6,11,23,57,149,379,928,2227,5336,12872, 31236,75949,184524,447702,1085401,2631240,6380241, 15474230,37533077,91034937,220790480,535475968, 1298668192,3149634952,7638811025,18526466357, 44932341015,108974456212,264295580664] |