n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 12 |
3 | 24 |
4 | 240 |
5 | 480 |
6 | 6720 |
7 | 13440 |
8 | 241920 |
9 | 483840 |
10 | 10644480 |
11 | 21288960 |
12 | 553512960 |
13 | 1107025920 |
14 | 2214051840 |
15 | 4428103680 |
16 | 150555525120 |
17 | 301111050240 |
18 | 11442219909120 |
19 | 22884439818240 |
20 | 45768879636480 |
[1,2,12,24,240,480,6720,13440,241920,483840, 10644480,21288960,553512960,1107025920,2214051840, 4428103680,150555525120,301111050240, 11442219909120,22884439818240,45768879636480] |