Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 6 |
5 | 12 |
6 | 40 |
7 | 74 |
8 | 300 |
9 | 538 |
10 | 2598 |
11 | 4682 |
12 | 25938 |
13 | 47292 |
14 | 296488 |
15 | 545820 |
16 | 3816240 |
17 | 7087260 |
18 | 54666830 |
19 | 102247562 |
20 | 862437450 |
21 | 1622632496 |
22 | 14857095400 |
23 | 28091567594 |
24 | 277474931700 |
25 | 526858348368 |
26 | 5584100612118 |
27 | 10641342969902 |
28 | 120462266677578 |
[1,1,1,2,6,12,40,74,300,538,2598,4682,25938,47292, 296488,545820,3816240,7087260,54666830,102247562, 862437450,1622632496,14857095400,28091567594, 277474931700,526858348368,5584100612118, 10641342969902,120462266677578] |