n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 5 |
4 | 15 |
5 | 29 |
6 | 87 |
7 | 181 |
8 | 543 |
9 | 1181 |
10 | 3543 |
11 | 7941 |
12 | 23823 |
13 | 54573 |
14 | 163719 |
15 | 381333 |
16 | 1143999 |
17 | 2699837 |
18 | 8099511 |
19 | 19319845 |
20 | 57959535 |
21 | 139480397 |
22 | 418441191 |
23 | 1014536117 |
24 | 3043608351 |
25 | 7426790749 |
26 | 22280372247 |
27 | 54669443141 |
28 | 164008329423 |
[1,1,3,5,15,29,87,181,543,1181,3543,7941,23823, 54573,163719,381333,1143999,2699837,8099511, 19319845,57959535,139480397,418441191,1014536117, 3043608351,7426790749,22280372247,54669443141, 164008329423] |