n | a(n) |
---|---|
0 | 1 |
1 | 12 |
2 | 240 |
3 | 5376 |
4 | 126720 |
5 | 3075072 |
6 | 76038144 |
7 | 1905131520 |
8 | 48199827456 |
9 | 1228623052800 |
10 | 31504481648640 |
11 | 811751838842880 |
12 | 20999667135283200 |
13 | 545086744471535616 |
14 | 14189559697354260480 |
15 | 370298578584748425216 |
16 | 9684502341534993088512 |
17 | 253765034617761850982400 |
[1,12,240,5376,126720,3075072,76038144,1905131520, 48199827456,1228623052800,31504481648640, 811751838842880,20999667135283200, 545086744471535616,14189559697354260480, 370298578584748425216,9684502341534993088512, 253765034617761850982400] |