Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 2 |
4 | 3 |
5 | 4 |
6 | 5 |
7 | 9 |
8 | 12 |
9 | 17 |
10 | 26 |
11 | 76 |
12 | 379 |
13 | 438 |
14 | 1695 |
15 | 6709 |
16 | 13313 |
17 | 18504 |
18 | 19021 |
19 | 24488 |
20 | 45552 |
21 | 49085 |
[0,1,2,3,4,5,9,12,17,26,76,379,438,1695,6709, 13313,18504,19021,24488,45552,49085] |