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 | 1 |
4 | -3 |
5 | -18 |
6 | -124 |
7 | -1174 |
8 | -12150 |
9 | -141536 |
10 | -1816780 |
11 | -25461723 |
12 | -386593670 |
13 | -6320496592 |
14 | -110711177281 |
15 | -2068814967831 |
16 | -41089562943757 |
17 | -864563028340432 |
18 | -19214971769126974 |
19 | -449887669808788433 |
20 | -11069673481210168218 |
21 | -285604488897863640237 |
[1,1,-2,1,-3,-18,-124,-1174,-12150,-141536, -1816780,-25461723,-386593670,-6320496592, -110711177281,-2068814967831,-41089562943757, -864563028340432,-19214971769126974, -449887669808788433,-11069673481210168218, -285604488897863640237] |