n | a(n) |
---|---|
1 | 0 |
2 | 8 |
3 | 8 |
4 | 15 |
5 | 54 |
6 | 114 |
7 | 231 |
8 | 596 |
9 | 1462 |
10 | 3349 |
11 | 7894 |
12 | 19344 |
13 | 46083 |
14 | 109006 |
15 | 262862 |
16 | 631513 |
17 | 1506764 |
18 | 3614398 |
19 | 8682865 |
20 | 20808082 |
21 | 49898254 |
22 | 119810337 |
23 | 287572788 |
24 | 690178246 |
25 | 1657383439 |
26 | 3980822218 |
27 | 9561564308 |
28 | 22971976895 |
29 | 55204857432 |
30 | 132683125294 |
[0,8,8,15,54,114,231,596,1462,3349,7894,19344, 46083,109006,262862,631513,1506764,3614398, 8682865,20808082,49898254,119810337,287572788, 690178246,1657383439,3980822218,9561564308, 22971976895,55204857432,132683125294] |