Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 2 |
1 | 4 |
2 | 6 |
3 | 6 |
4 | 10 |
5 | 78 |
6 | 412 |
7 | 1394 |
8 | 3312 |
9 | 6416 |
10 | 17454 |
11 | 83334 |
12 | 384284 |
13 | 1377888 |
14 | 3931286 |
15 | 10234748 |
16 | 31776266 |
17 | 127848076 |
18 | 527518582 |
19 | 1910397078 |
20 | 6035143914 |
21 | 18202417974 |
22 | 60151348904 |
23 | 226355566282 |
24 | 874920531958 |
25 | 3166323335574 |
26 | 10599244540550 |
27 | 34588365630694 |
28 | 118339356017608 |
[2,4,6,6,10,78,412,1394,3312,6416,17454,83334, 384284,1377888,3931286,10234748,31776266, 127848076,527518582,1910397078,6035143914, 18202417974,60151348904,226355566282,874920531958, 3166323335574,10599244540550,34588365630694, 118339356017608] |