Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 6 |
3 | 17 |
4 | 51 |
5 | 154 |
6 | 473 |
7 | 1464 |
8 | 4568 |
9 | 14332 |
10 | 45187 |
11 | 143024 |
12 | 454217 |
13 | 1446604 |
14 | 4618576 |
15 | 14777451 |
16 | 47371177 |
17 | 152110326 |
18 | 489165277 |
19 | 1575211177 |
20 | 5078690936 |
21 | 16392526502 |
22 | 52963765321 |
23 | 171282782902 |
24 | 554393341371 |
25 | 1795821017014 |
[1,2,6,17,51,154,473,1464,4568,14332,45187,143024, 454217,1446604,4618576,14777451,47371177, 152110326,489165277,1575211177,5078690936, 16392526502,52963765321,171282782902,554393341371, 1795821017014] |