Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 4 |
2 | 13 |
3 | 42 |
4 | 131 |
5 | 398 |
6 | 1186 |
7 | 3482 |
8 | 10103 |
9 | 29034 |
10 | 82777 |
11 | 234424 |
12 | 660098 |
13 | 1849552 |
14 | 5160001 |
15 | 14341098 |
16 | 39723791 |
17 | 109701122 |
18 | 302131618 |
19 | 830079014 |
20 | 2275509227 |
21 | 6225274794 |
22 | 16999389733 |
23 | 46341292012 |
24 | 126130604546 |
25 | 342800478748 |
26 | 930414584821 |
27 | 2522124577962 |
28 | 6828859302683 |
[4,13,42,131,398,1186,3482,10103,29034,82777, 234424,660098,1849552,5160001,14341098,39723791, 109701122,302131618,830079014,2275509227, 6225274794,16999389733,46341292012,126130604546, 342800478748,930414584821,2522124577962, 6828859302683] |