n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 4 |
4 | 2 |
5 | 48 |
6 | 16 |
7 | 576 |
8 | 144 |
9 | 3840 |
10 | 768 |
11 | 9216 |
12 | 1536 |
13 | 3870720 |
14 | 552960 |
15 | 442368 |
16 | 55296 |
17 | 26542080 |
18 | 2949120 |
19 | 2229534720 |
20 | 222953472 |
21 | 70071091200 |
22 | 6370099200 |
23 | 76441190400 |
24 | 6370099200 |
25 | 16694755983360 |
26 | 1284211998720 |
27 | 570760888320 |
[1,1,4,2,48,16,576,144,3840,768,9216,1536,3870720, 552960,442368,55296,26542080,2949120,2229534720, 222953472,70071091200,6370099200,76441190400, 6370099200,16694755983360,1284211998720, 570760888320] |