Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 2 |
3 | 4 |
4 | 12 |
5 | 24 |
6 | 60 |
7 | 120 |
8 | 264 |
9 | 528 |
10 | 1116 |
11 | 2232 |
12 | 4584 |
13 | 9168 |
14 | 18616 |
15 | 37232 |
16 | 75056 |
17 | 150112 |
18 | 301556 |
19 | 603112 |
20 | 1209064 |
21 | 2418128 |
22 | 4842504 |
23 | 9685008 |
24 | 19383408 |
25 | 38766816 |
26 | 77562648 |
27 | 155125296 |
28 | 310312528 |
29 | 620625056 |
30 | 1241382832 |
31 | 2482765664 |
32 | 4965813280 |
33 | 9931626560 |
[0,2,4,12,24,60,120,264,528,1116,2232,4584,9168, 18616,37232,75056,150112,301556,603112,1209064, 2418128,4842504,9685008,19383408,38766816, 77562648,155125296,310312528,620625056,1241382832, 2482765664,4965813280,9931626560] |