Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | -3 |
5 | -2 |
6 | -32 |
7 | -81 |
8 | -311 |
9 | -810 |
10 | -2515 |
11 | -6864 |
12 | -19944 |
13 | -55043 |
14 | -156023 |
15 | -433522 |
16 | -1217427 |
17 | -3391226 |
18 | -9488456 |
19 | -26462205 |
20 | -73933535 |
21 | -206293134 |
22 | -576040339 |
23 | -1607642688 |
24 | -4488069168 |
25 | -12526662167 |
26 | -34967630447 |
[0,1,1,2,-3,-2,-32,-81,-311,-810,-2515,-6864, -19944,-55043,-156023,-433522,-1217427,-3391226, -9488456,-26462205,-73933535,-206293134, -576040339,-1607642688,-4488069168,-12526662167, -34967630447] |