n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 4 |
5 | 16 |
6 | 32 |
7 | 192 |
8 | 768 |
9 | 4608 |
10 | 18432 |
11 | 184320 |
12 | 737280 |
13 | 8847360 |
14 | 53084160 |
15 | 424673280 |
16 | 3397386240 |
17 | 54358179840 |
18 | 326149079040 |
19 | 5870683422720 |
20 | 46965467381760 |
21 | 563585608581120 |
22 | 5635856085811200 |
23 | 123988833887846400 |
24 | 991910671102771200 |
25 | 19838213422055424000 |
[1,1,1,2,4,16,32,192,768,4608,18432,184320,737280, 8847360,53084160,424673280,3397386240,54358179840, 326149079040,5870683422720,46965467381760, 563585608581120,5635856085811200, 123988833887846400,991910671102771200, 19838213422055424000] |