Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 2 |
6 | 3 |
7 | 6 |
8 | 6 |
9 | 12 |
10 | 15 |
11 | 30 |
12 | 30 |
13 | 60 |
14 | 60 |
15 | 84 |
16 | 105 |
17 | 210 |
18 | 140 |
19 | 420 |
20 | 210 |
21 | 330 |
22 | 420 |
23 | 840 |
24 | 420 |
25 | 1260 |
26 | 1155 |
27 | 1540 |
28 | 1365 |
29 | 2520 |
30 | 1320 |
31 | 3080 |
32 | 3465 |
33 | 3960 |
34 | 4095 |
35 | 5544 |
36 | 5005 |
37 | 6930 |
38 | 6435 |
39 | 8190 |
40 | 9009 |
41 | 10296 |
42 | 8415 |
43 | 12870 |
44 | 11781 |
45 | 13464 |
46 | 15015 |
47 | 18018 |
48 | 17017 |
49 | 20592 |
50 | 21879 |
[0,0,0,1,2,3,6,6,12,15,30,30,60,60,84,105,210,140, 420,210,330,420,840,420,1260,1155,1540,1365,2520, 1320,3080,3465,3960,4095,5544,5005,6930,6435,8190, 9009,10296,8415,12870,11781,13464,15015,18018, 17017,20592,21879] |