n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 5 |
5 | 13 |
6 | 25 |
7 | 41 |
8 | 85 |
9 | 205 |
10 | 473 |
11 | 985 |
12 | 2021 |
13 | 4365 |
14 | 9785 |
15 | 21673 |
16 | 46965 |
17 | 101581 |
18 | 222745 |
19 | 492665 |
20 | 1087237 |
21 | 2388749 |
22 | 5251065 |
23 | 11587529 |
24 | 25633045 |
25 | 56697933 |
26 | 125345113 |
27 | 277283353 |
28 | 614212133 |
29 | 1361824525 |
30 | 3020426681 |
31 | 6700678377 |
[1,1,1,1,5,13,25,41,85,205,473,985,2021,4365,9785, 21673,46965,101581,222745,492665,1087237,2388749, 5251065,11587529,25633045,56697933,125345113, 277283353,614212133,1361824525,3020426681, 6700678377] |