Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 2 |
3 | 8 |
4 | 58 |
5 | 492 |
6 | 5074 |
7 | 60888 |
8 | 835482 |
9 | 12895796 |
10 | 221169970 |
11 | 4172486496 |
12 | 85872215290 |
13 | 1914575169756 |
14 | 45970251182418 |
15 | 1182618181384424 |
16 | 32451961380002458 |
17 | 946163712877067460 |
18 | 29208900504551394610 |
19 | 951798961321369842864 |
20 | 32647628386008050898810 |
[0,2,8,58,492,5074,60888,835482,12895796, 221169970,4172486496,85872215290,1914575169756, 45970251182418,1182618181384424,32451961380002458, 946163712877067460,29208900504551394610, 951798961321369842864,32647628386008050898810] |