n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 7 |
3 | 15 |
4 | 31 |
5 | 57 |
6 | 113 |
7 | 223 |
8 | 439 |
9 | 863 |
10 | 1695 |
11 | 3333 |
12 | 6553 |
13 | 12883 |
14 | 25327 |
15 | 49791 |
16 | 97887 |
17 | 192441 |
18 | 378329 |
19 | 743775 |
20 | 1462223 |
21 | 2874655 |
22 | 5651423 |
23 | 11110405 |
24 | 21842481 |
25 | 42941187 |
26 | 84420151 |
27 | 165965647 |
28 | 326279871 |
29 | 641449337 |
30 | 1261056193 |
31 | 2479171199 |
32 | 4873922247 |
33 | 9581878847 |
[1,3,7,15,31,57,113,223,439,863,1695,3333,6553, 12883,25327,49791,97887,192441,378329,743775, 1462223,2874655,5651423,11110405,21842481, 42941187,84420151,165965647,326279871,641449337, 1261056193,2479171199,4873922247,9581878847] |