Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 0 |
4 | 1 |
5 | 4 |
6 | 64 |
7 | 576 |
8 | 7844 |
9 | 63524 |
10 | 882772 |
11 | 11713408 |
12 | 252996564 |
13 | 5879980400 |
14 | 184839020672 |
15 | 5698866739200 |
16 | 229815005974352 |
17 | 9350598794677712 |
18 | 480306381374466176 |
19 | 23741710999960266176 |
20 | 1446802666239931811472 |
21 | 86153125248221968292928 |
22 | 6197781268948296566634304 |
[1,0,1,0,1,4,64,576,7844,63524,882772,11713408, 252996564,5879980400,184839020672,5698866739200, 229815005974352,9350598794677712, 480306381374466176,23741710999960266176, 1446802666239931811472,86153125248221968292928, 6197781268948296566634304] |