n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 3 |
4 | 10 |
5 | 37 |
6 | 146 |
7 | 595 |
8 | 2456 |
9 | 10167 |
10 | 42027 |
11 | 173201 |
12 | 711397 |
13 | 2912633 |
14 | 11891030 |
15 | 48425597 |
16 | 196790382 |
17 | 798251109 |
18 | 3232928429 |
19 | 13075849791 |
20 | 52825304031 |
21 | 213196622183 |
22 | 859690304703 |
23 | 3463979709111 |
24 | 13948292729231 |
25 | 56132430446203 |
26 | 225778880966297 |
27 | 907726113188331 |
28 | 3647961305524521 |
29 | 14655086058873287 |
30 | 58855311286307572 |
[0,1,3,10,37,146,595,2456,10167,42027,173201, 711397,2912633,11891030,48425597,196790382, 798251109,3232928429,13075849791,52825304031, 213196622183,859690304703,3463979709111, 13948292729231,56132430446203,225778880966297, 907726113188331,3647961305524521, 14655086058873287,58855311286307572] |