Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 0 |
3 | 1 |
4 | 0 |
5 | 2 |
6 | 1 |
7 | 5 |
8 | 5 |
9 | 15 |
10 | 23 |
11 | 54 |
12 | 98 |
13 | 212 |
14 | 420 |
15 | 886 |
16 | 1822 |
17 | 3838 |
18 | 8046 |
19 | 17029 |
20 | 36097 |
21 | 76889 |
22 | 164245 |
23 | 351971 |
24 | 756341 |
25 | 1629389 |
26 | 3518643 |
27 | 7614717 |
28 | 16512962 |
29 | 35875986 |
30 | 78082171 |
31 | 170219300 |
32 | 371651968 |
33 | 812624721 |
34 | 1779240627 |
35 | 3900634491 |
36 | 8561723769 |
37 | 18814112811 |
[1,0,1,0,2,1,5,5,15,23,54,98,212,420,886,1822, 3838,8046,17029,36097,76889,164245,351971,756341, 1629389,3518643,7614717,16512962,35875986, 78082171,170219300,371651968,812624721,1779240627, 3900634491,8561723769,18814112811] |