Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
3 | 0 |
4 | 1 |
5 | 4 |
6 | 0 |
7 | 7 |
8 | 27 |
9 | 33 |
10 | 104 |
11 | 302 |
12 | 557 |
13 | 1436 |
14 | 3780 |
15 | 8483 |
16 | 21634 |
17 | 55744 |
18 | 137371 |
19 | 354163 |
20 | 916762 |
21 | 2354000 |
22 | 6149728 |
23 | 16101636 |
24 | 42225647 |
25 | 111610989 |
26 | 295365408 |
27 | 783336821 |
28 | 2085927781 |
29 | 5561256688 |
30 | 14852499506 |
31 | 39762167485 |
[0,1,4,0,7,27,33,104,302,557,1436,3780,8483,21634, 55744,137371,354163,916762,2354000,6149728, 16101636,42225647,111610989,295365408,783336821, 2085927781,5561256688,14852499506,39762167485] |