Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 5 |
7 | 11 |
8 | 28 |
9 | 69 |
10 | 164 |
11 | 437 |
12 | 1104 |
13 | 2887 |
14 | 7778 |
15 | 20861 |
16 | 55610 |
17 | 148857 |
18 | 408694 |
19 | 1112103 |
20 | 3059571 |
21 | 8519916 |
22 | 23586160 |
23 | 65766961 |
24 | 183122954 |
25 | 508287720 |
26 | 1423807763 |
27 | 4019399991 |
28 | 11359914488 |
29 | 32294035715 |
30 | 91866217942 |
31 | 258134484981 |
32 | 732226048291 |
[0,0,1,1,1,5,11,28,69,164,437,1104,2887,7778, 20861,55610,148857,408694,1112103,3059571,8519916, 23586160,65766961,183122954,508287720,1423807763, 4019399991,11359914488,32294035715,91866217942, 258134484981,732226048291] |