Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 2 |
3 | -3 |
4 | 9 |
5 | -13 |
6 | 31 |
7 | -53 |
8 | 118 |
9 | -210 |
10 | 452 |
11 | -866 |
12 | 1793 |
13 | -3493 |
14 | 7119 |
15 | -13992 |
16 | 28257 |
17 | -56253 |
18 | 113035 |
19 | -225318 |
20 | 451745 |
21 | -901870 |
22 | 1805976 |
23 | -3609701 |
24 | 7222075 |
25 | -14439594 |
26 | 28887060 |
27 | -57763494 |
28 | 115540784 |
29 | -231066845 |
30 | 462154358 |
31 | -924282660 |
32 | 1848598423 |
33 | -3697142099 |
[1,-1,2,-3,9,-13,31,-53,118,-210,452,-866,1793, -3493,7119,-13992,28257,-56253,113035,-225318, 451745,-901870,1805976,-3609701,7222075,-14439594, 28887060,-57763494,115540784,-231066845,462154358, -924282660,1848598423,-3697142099] |