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 | 9 |
4 | 11 |
5 | 20 |
6 | 291 |
7 | 311 |
8 | 602 |
9 | 2719 |
10 | 3321 |
11 | 6040 |
12 | 87881 |
13 | 93921 |
14 | 181802 |
15 | 821129 |
16 | 1002931 |
17 | 1824060 |
18 | 26539771 |
19 | 28363831 |
20 | 54903602 |
21 | 247978239 |
22 | 302881841 |
23 | 550860080 |
24 | 8014922961 |
25 | 8565783041 |
26 | 16580706002 |
[1,1,2,9,11,20,291,311,602,2719,3321,6040,87881, 93921,181802,821129,1002931,1824060,26539771, 28363831,54903602,247978239,302881841,550860080, 8014922961,8565783041,16580706002] |