Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 0 |
4 | 1 |
5 | 1 |
6 | 3 |
7 | 3 |
8 | 9 |
9 | 12 |
10 | 27 |
11 | 42 |
12 | 91 |
13 | 151 |
14 | 312 |
15 | 550 |
16 | 1099 |
17 | 2026 |
18 | 3999 |
19 | 7527 |
20 | 14804 |
21 | 28336 |
22 | 55641 |
23 | 107737 |
24 | 211851 |
25 | 413508 |
26 | 814971 |
27 | 1600512 |
28 | 3162761 |
29 | 6241234 |
[1,1,0,1,1,3,3,9,12,27,42,91,151,312,550,1099, 2026,3999,7527,14804,28336,55641,107737,211851, 413508,814971,1600512,3162761,6241234] |