n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 1 |
7 | 1 |
8 | 3 |
9 | 19 |
10 | 91 |
11 | 331 |
12 | 991 |
13 | 2575 |
14 | 6007 |
15 | 12871 |
16 | 25759 |
17 | 48927 |
18 | 90271 |
19 | 168607 |
20 | 339151 |
21 | 773263 |
22 | 1982575 |
23 | 5393455 |
24 | 14709625 |
25 | 38941801 |
26 | 98802081 |
27 | 239718961 |
28 | 557984701 |
29 | 1254360781 |
30 | 2750444101 |
31 | 5961934261 |
32 | 12986219371 |
33 | 28897996843 |
34 | 66459189259 |
35 | 158256566091 |
[1,1,1,1,1,1,1,1,3,19,91,331,991,2575,6007,12871, 25759,48927,90271,168607,339151,773263,1982575, 5393455,14709625,38941801,98802081,239718961, 557984701,1254360781,2750444101,5961934261, 12986219371,28897996843,66459189259,158256566091] |