n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 6 |
5 | 14 |
6 | 32 |
7 | 74 |
8 | 180 |
9 | 457 |
10 | 1195 |
11 | 3177 |
12 | 8526 |
13 | 23018 |
14 | 62441 |
15 | 170153 |
16 | 465791 |
17 | 1280956 |
18 | 3538618 |
19 | 9817619 |
20 | 27348480 |
21 | 76467497 |
22 | 214532805 |
23 | 603732396 |
24 | 1703728554 |
25 | 4819990947 |
26 | 13667248631 |
27 | 38834528740 |
28 | 110556072877 |
29 | 315290709729 |
30 | 900635841754 |
31 | 2576615923655 |
32 | 7381956798465 |
33 | 21177682172332 |
34 | 60832837964492 |
[0,1,1,2,6,14,32,74,180,457,1195,3177,8526,23018, 62441,170153,465791,1280956,3538618,9817619, 27348480,76467497,214532805,603732396,1703728554, 4819990947,13667248631,38834528740,110556072877, 315290709729,900635841754,2576615923655, 7381956798465,21177682172332,60832837964492] |