Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 1 |
4 | 4 |
5 | 14 |
6 | 43 |
7 | 123 |
8 | 337 |
9 | 898 |
10 | 2349 |
11 | 6072 |
12 | 15577 |
13 | 39776 |
14 | 101304 |
15 | 257689 |
16 | 655279 |
17 | 1666772 |
18 | 4242354 |
19 | 10807191 |
20 | 27557720 |
21 | 70342486 |
22 | 179736541 |
23 | 459714008 |
24 | 1176937542 |
25 | 3015862454 |
26 | 7734617111 |
27 | 19852352861 |
28 | 50992757233 |
29 | 131071123062 |
30 | 337122433947 |
31 | 867624835207 |
32 | 2234205069696 |
[0,0,0,1,4,14,43,123,337,898,2349,6072,15577, 39776,101304,257689,655279,1666772,4242354, 10807191,27557720,70342486,179736541,459714008, 1176937542,3015862454,7734617111,19852352861, 50992757233,131071123062,337122433947, 867624835207,2234205069696] |