The OEIS is supported by the many generous donors to the OEIS Foundation.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | -3 |
| 3 | -26 |
| 4 | 1185 |
| 5 | 15376 |
| 6 | -2749355 |
| 7 | -49816976 |
| 8 | 22790134017 |
| 9 | 533858404096 |
| 10 | -498990299504499 |
| 11 | -14365294449638912 |
| 12 | 23891962452055766497 |
| 13 | 816609772823716089856 |
| 14 | -2201371244223771530940315 |
| 15 | -87139486416935710159898624 |
| 16 | 355987789164484245477279893505 |
[1,1,-3,-26,1185,15376,-2749355,-49816976, 22790134017,533858404096,-498990299504499, -14365294449638912,23891962452055766497, 816609772823716089856,-2201371244223771530940315, -87139486416935710159898624, 355987789164484245477279893505] |