Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 2 |
2 | 12 |
3 | 20 |
4 | 54 |
5 | 120 |
6 | 284 |
7 | 660 |
8 | 1540 |
9 | 3592 |
10 | 8376 |
11 | 19536 |
12 | 45560 |
13 | 106256 |
14 | 247808 |
15 | 577936 |
16 | 1347856 |
17 | 3143456 |
18 | 7331136 |
19 | 17097600 |
20 | 39874848 |
21 | 92995712 |
22 | 216883648 |
23 | 505813824 |
24 | 1179653824 |
25 | 2751176576 |
26 | 6416265856 |
27 | 14963949568 |
28 | 34898770048 |
29 | 81390554368 |
[2,12,20,54,120,284,660,1540,3592,8376,19536, 45560,106256,247808,577936,1347856,3143456, 7331136,17097600,39874848,92995712,216883648, 505813824,1179653824,2751176576,6416265856, 14963949568,34898770048,81390554368] |