Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 2 |
4 | 7 |
5 | 9 |
6 | 47 |
7 | 80 |
8 | 492 |
9 | 985 |
10 | 7197 |
11 | 16430 |
12 | 139316 |
13 | 361737 |
14 | 3425683 |
15 | 9939134 |
16 | 103484333 |
17 | 329541459 |
18 | 3747921857 |
19 | 12980700318 |
20 | 159811532315 |
21 | 598410986533 |
22 | 7902918548186 |
23 | 31781977111506 |
24 | 447462660895105 |
25 | 1920559118957107 |
26 | 28699615818386524 |
27 | 130838216971937408 |
[1,1,2,2,7,9,47,80,492,985,7197,16430,139316, 361737,3425683,9939134,103484333,329541459, 3747921857,12980700318,159811532315,598410986533, 7902918548186,31781977111506,447462660895105, 1920559118957107,28699615818386524, 130838216971937408] |