Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | -7 |
2 | 63 |
3 | -455 |
4 | 3983 |
5 | -29463 |
6 | 252511 |
7 | -1902439 |
8 | 16043055 |
9 | -122579639 |
10 | 1020990719 |
11 | -7885450503 |
12 | 65060930767 |
13 | -506646158935 |
14 | 4150058281887 |
15 | -32522243182247 |
16 | 264925506967919 |
17 | -2086171125173751 |
18 | 16921999515377215 |
[1,-7,63,-455,3983,-29463,252511,-1902439, 16043055,-122579639,1020990719,-7885450503, 65060930767,-506646158935,4150058281887, -32522243182247,264925506967919,-2086171125173751, 16921999515377215] |