Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | -2 |
2 | -8 |
3 | -60 |
4 | -600 |
5 | -7152 |
6 | -96456 |
7 | -1430544 |
8 | -22933920 |
9 | -393013280 |
10 | -7144207808 |
11 | -137001926144 |
12 | -2760226854816 |
13 | -58242464679360 |
14 | -1283886660610560 |
15 | -29506641823939200 |
16 | -705788634473952000 |
17 | -17544801385483584000 |
18 | -452659831142363014400 |
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