n | a(n) |
---|---|
1 | 2 |
2 | 4 |
3 | 48 |
4 | 1128 |
5 | 34320 |
6 | 1373520 |
7 | 66662400 |
8 | 3813742800 |
9 | 251390391840 |
10 | 18762435034560 |
11 | 1564074260179200 |
12 | 144043759065840480 |
13 | 14524339063446051840 |
14 | 1591480683038304938880 |
15 | 188297909111509215258240 |
16 | 23925266494618098054725280 |
17 | 3249209307832618101782690880 |
[2,4,48,1128,34320,1373520,66662400,3813742800, 251390391840,18762435034560,1564074260179200, 144043759065840480,14524339063446051840, 1591480683038304938880,188297909111509215258240, 23925266494618098054725280, 3249209307832618101782690880] |