Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 4 |
3 | 12 |
4 | 35 |
5 | 137 |
6 | 495 |
7 | 1729 |
8 | 7098 |
9 | 27593 |
10 | 104531 |
11 | 441615 |
12 | 1789017 |
13 | 7095763 |
14 | 30558979 |
15 | 127135970 |
16 | 519443108 |
17 | 2268126113 |
18 | 9614119097 |
19 | 40107736971 |
20 | 176961174469 |
21 | 760585348983 |
22 | 3222491238945 |
23 | 14334497855854 |
24 | 62275808514893 |
25 | 267036125594002 |
26 | 1195679239707388 |
27 | 5239373610306369 |
[1,1,4,12,35,137,495,1729,7098,27593,104531, 441615,1789017,7095763,30558979,127135970, 519443108,2268126113,9614119097,40107736971, 176961174469,760585348983,3222491238945, 14334497855854,62275808514893,267036125594002, 1195679239707388,5239373610306369] |