Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 2 |
3 | 6 |
4 | 20 |
5 | 60 |
6 | 200 |
7 | 206 |
8 | 600 |
9 | 602 |
10 | 2000 |
11 | 2006 |
12 | 2060 |
13 | 6000 |
14 | 6002 |
15 | 6020 |
16 | 6344 |
17 | 20000 |
18 | 20006 |
19 | 20060 |
20 | 20600 |
21 | 20602 |
22 | 60000 |
23 | 60002 |
24 | 60020 |
25 | 60200 |
26 | 63440 |
27 | 200000 |
28 | 200006 |
29 | 200060 |
30 | 200600 |
31 | 206000 |
32 | 206020 |
33 | 600000 |
34 | 600002 |
35 | 600020 |
36 | 600200 |
37 | 602000 |
38 | 603606 |
39 | 634400 |
40 | 2000000 |
41 | 2000006 |
42 | 2000060 |
43 | 2000600 |
44 | 2006000 |
45 | 2006002 |
46 | 2060000 |
47 | 2060200 |
48 | 2462442 |
[0,2,6,20,60,200,206,600,602,2000,2006,2060,6000, 6002,6020,6344,20000,20006,20060,20600,20602, 60000,60002,60020,60200,63440,200000,200006, 200060,200600,206000,206020,600000,600002,600020, 600200,602000,603606,634400,2000000,2000006, 2000060,2000600,2006000,2006002,2060000,2060200, 2462442] |