n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 48 |
4 | 1280 |
5 | 2496 |
6 | 28672 |
7 | 29808 |
8 | 454656 |
9 | 2342912 |
10 | 11534336 |
11 | 57409536 |
12 | 218103808 |
13 | 34753216512 |
14 | 73014444032 |
15 | 583041810432 |
16 | 1305670057984 |
17 | 2624225017856 |
18 | 404620279021568 |
19 | 467515780104192 |
20 | 1014849232437248 |
21 | 4446425022726144 |
22 | 5806013294837760 |
23 | 46545625738641408 |
[0,1,48,1280,2496,28672,29808,454656,2342912, 11534336,57409536,218103808,34753216512, 73014444032,583041810432,1305670057984, 2624225017856,404620279021568,467515780104192, 1014849232437248,4446425022726144, 5806013294837760,46545625738641408] |