n | a(n) |
---|---|
3 | 0 |
4 | 10 |
5 | 58 |
6 | 236 |
7 | 836 |
8 | 2766 |
9 | 8814 |
10 | 27472 |
11 | 84472 |
12 | 257522 |
13 | 780770 |
14 | 2358708 |
15 | 7108908 |
16 | 21392278 |
17 | 64307926 |
18 | 193185944 |
19 | 580082144 |
20 | 1741295034 |
21 | 5225982282 |
22 | 15682141180 |
23 | 47054812180 |
24 | 141181213790 |
25 | 423577195838 |
26 | 1270798696416 |
27 | 3812530307016 |
28 | 11437859356546 |
29 | 34314114940594 |
[0,10,58,236,836,2766,8814,27472,84472,257522, 780770,2358708,7108908,21392278,64307926, 193185944,580082144,1741295034,5225982282, 15682141180,47054812180,141181213790,423577195838, 1270798696416,3812530307016,11437859356546, 34314114940594] |