n | a(n) |
---|---|
2 | 1 |
3 | 1 |
4 | 2 |
5 | 2 |
6 | 3 |
7 | 6 |
8 | 8 |
9 | 12 |
10 | 24 |
11 | 40 |
12 | 60 |
13 | 120 |
14 | 240 |
15 | 360 |
16 | 720 |
17 | 1680 |
18 | 2520 |
19 | 5040 |
20 | 13440 |
21 | 20160 |
22 | 40320 |
23 | 120960 |
24 | 181440 |
25 | 362880 |
26 | 1209600 |
27 | 1814400 |
28 | 3628800 |
[1,1,2,2,3,6,8,12,24,40,60,120,240,360,720,1680, 2520,5040,13440,20160,40320,120960,181440,362880, 1209600,1814400,3628800] |