n | a(n) |
---|---|
1 | 1557 |
2 | 2498 |
3 | 4197 |
4 | 7815 |
5 | 15269 |
6 | 28883 |
7 | 56052 |
8 | 111752 |
9 | 222145 |
10 | 444181 |
11 | 897077 |
12 | 1806148 |
13 | 3657416 |
14 | 7450174 |
15 | 15181961 |
16 | 31018187 |
17 | 63563988 |
18 | 130459945 |
19 | 268427476 |
20 | 553464891 |
21 | 1142966125 |
22 | 2364860929 |
23 | 4901856593 |
24 | 10176932382 |
25 | 21164686115 |
[1557,2498,4197,7815,15269,28883,56052,111752, 222145,444181,897077,1806148,3657416,7450174, 15181961,31018187,63563988,130459945,268427476, 553464891,1142966125,2364860929,4901856593, 10176932382,21164686115] |