n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 4 |
6 | 7 |
7 | 13 |
8 | 24 |
9 | 62 |
10 | 117 |
11 | 167 |
12 | 940 |
13 | 1818 |
14 | 2034 |
15 | 11155 |
16 | 17275 |
17 | 74420 |
18 | 142846 |
19 | 162568 |
20 | 885229 |
21 | 1893336 |
22 | 2978492 |
23 | 10197702 |
24 | 15039830 |
25 | 38797423 |
26 | 52888176 |
27 | 100407789 |
28 | 206394037 |
29 | 1246986214 |
30 | 2077887605 |
31 | 6411178063 |
32 | 12726051979 |
[0,0,1,1,2,4,7,13,24,62,117,167,940,1818,2034, 11155,17275,74420,142846,162568,885229,1893336, 2978492,10197702,15039830,38797423,52888176, 100407789,206394037,1246986214,2077887605, 6411178063,12726051979] |