n | a(n) |
---|---|
0 | 1 |
1 | 16 |
2 | 240 |
3 | 3480 |
4 | 50400 |
5 | 729120 |
6 | 10547880 |
7 | 152586000 |
8 | 2207316720 |
9 | 31931110680 |
10 | 461916453600 |
11 | 6682097644320 |
12 | 96663430749480 |
13 | 1398336169885200 |
14 | 20228374156231920 |
15 | 292624284336944280 |
16 | 4233111921066520800 |
[1,16,240,3480,50400,729120,10547880,152586000, 2207316720,31931110680,461916453600,6682097644320, 96663430749480,1398336169885200,20228374156231920, 292624284336944280,4233111921066520800] |