n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 1 |
4 | 2 |
5 | 6 |
6 | 12 |
7 | 29 |
8 | 58 |
9 | 130 |
10 | 260 |
11 | 562 |
12 | 1124 |
13 | 2380 |
14 | 4760 |
15 | 9949 |
16 | 19898 |
17 | 41226 |
18 | 82452 |
19 | 169766 |
20 | 339532 |
21 | 695860 |
22 | 1391720 |
23 | 2842226 |
24 | 5684452 |
25 | 11576916 |
26 | 23153832 |
27 | 47050564 |
28 | 94101128 |
29 | 190876696 |
30 | 381753392 |
31 | 773201629 |
32 | 1546403258 |
33 | 3128164186 |
34 | 6256328372 |
35 | 12642301534 |
[0,0,1,2,6,12,29,58,130,260,562,1124,2380,4760, 9949,19898,41226,82452,169766,339532,695860, 1391720,2842226,5684452,11576916,23153832, 47050564,94101128,190876696,381753392,773201629, 1546403258,3128164186,6256328372,12642301534] |