n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 2 |
4 | 9 |
5 | 44 |
6 | 80 |
7 | 144 |
8 | 260 |
9 | 448 |
10 | 808 |
11 | 1456 |
12 | 2640 |
13 | 4788 |
14 | 8744 |
15 | 16016 |
16 | 29444 |
17 | 54268 |
18 | 100304 |
19 | 185824 |
20 | 344996 |
21 | 641664 |
22 | 1195400 |
23 | 2230176 |
24 | 4165904 |
25 | 7790244 |
26 | 14581640 |
27 | 27316240 |
28 | 51209124 |
29 | 96060300 |
30 | 180291280 |
31 | 338538480 |
32 | 635940356 |
33 | 1195021888 |
34 | 2246289704 |
[1,0,1,2,9,44,80,144,260,448,808,1456,2640,4788, 8744,16016,29444,54268,100304,185824,344996, 641664,1195400,2230176,4165904,7790244,14581640, 27316240,51209124,96060300,180291280,338538480, 635940356,1195021888,2246289704] |