Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 0 |
4 | -2 |
5 | 5 |
6 | 11 |
7 | -14 |
8 | -34 |
9 | 57 |
10 | 127 |
11 | -209 |
12 | -461 |
13 | 793 |
14 | 1717 |
15 | -3002 |
16 | -6434 |
17 | 11441 |
18 | 24311 |
19 | -43757 |
20 | -92377 |
21 | 167961 |
22 | 352717 |
23 | -646645 |
24 | -1352077 |
25 | 2496145 |
26 | 5200301 |
27 | -9657699 |
28 | -20058299 |
29 | 37442161 |
30 | 77558761 |
31 | -145422674 |
32 | -300540194 |
33 | 565722721 |
34 | 1166803111 |
35 | -2203961429 |
[1,2,0,-2,5,11,-14,-34,57,127,-209,-461,793,1717, -3002,-6434,11441,24311,-43757,-92377,167961, 352717,-646645,-1352077,2496145,5200301,-9657699, -20058299,37442161,77558761,-145422674,-300540194, 565722721,1166803111,-2203961429] |