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 | 5 |
4 | 17 |
5 | 260 |
6 | 797 |
7 | 1854 |
8 | 2651 |
9 | 4505 |
10 | 137801 |
11 | 142306 |
12 | 280107 |
13 | 702520 |
14 | 2387667 |
15 | 36517525 |
16 | 111940242 |
17 | 260398009 |
18 | 372338251 |
19 | 632736260 |
20 | 19354426051 |
21 | 19987162311 |
22 | 39341588362 |
23 | 98670339035 |
24 | 335352605467 |
25 | 5128959421040 |
26 | 15722230868587 |
27 | 36573421158214 |
[1,1,2,5,17,260,797,1854,2651,4505,137801,142306, 280107,702520,2387667,36517525,111940242, 260398009,372338251,632736260,19354426051, 19987162311,39341588362,98670339035,335352605467, 5128959421040,15722230868587,36573421158214] |