Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | -4 |
2 | 16 |
3 | -280 |
4 | 8320 |
5 | -628000 |
6 | 51414400 |
7 | -8930646400 |
8 | 1426497280000 |
9 | -444950339392000 |
10 | 117131784689920000 |
11 | -57406016313168640000 |
12 | 22526613550121973760000 |
13 | -15953943354322290304000000 |
[1,-4,16,-280,8320,-628000,51414400,-8930646400, 1426497280000,-444950339392000,117131784689920000, -57406016313168640000,22526613550121973760000, -15953943354322290304000000] |