n | a(n) |
---|---|
7 | 1 |
8 | 196 |
9 | 9114 |
10 | 330750 |
11 | 10094931 |
12 | 234138366 |
13 | 5932023097 |
14 | 142349568361 |
15 | 3233779086538 |
16 | 74147737383720 |
17 | 1785843031638120 |
18 | 42966579274786440 |
19 | 1047584220405271360 |
20 | 26222209747260881200 |
21 | 671966452779878874800 |
22 | 17944599541172975286000 |
23 | 485789620369911667323360 |
[1,196,9114,330750,10094931,234138366,5932023097, 142349568361,3233779086538,74147737383720, 1785843031638120,42966579274786440, 1047584220405271360,26222209747260881200, 671966452779878874800,17944599541172975286000, 485789620369911667323360] |