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 | 4 |
4 | 10 |
5 | 26 |
6 | 81 |
7 | 249 |
8 | 829 |
9 | 2781 |
10 | 9734 |
11 | 34536 |
12 | 126493 |
13 | 467981 |
14 | 1772281 |
15 | 6773484 |
16 | 26300887 |
17 | 103087732 |
18 | 408575953 |
19 | 1633521878 |
20 | 6587707484 |
21 | 26766158187 |
22 | 109535161586 |
23 | 451095906037 |
24 | 1868996075017 |
25 | 7786154256547 |
26 | 32603467462740 |
27 | 137177326830502 |
28 | 579721759893509 |
29 | 2460236646799349 |
[1,1,2,4,10,26,81,249,829,2781,9734,34536,126493, 467981,1772281,6773484,26300887,103087732, 408575953,1633521878,6587707484,26766158187, 109535161586,451095906037,1868996075017, 7786154256547,32603467462740,137177326830502, 579721759893509,2460236646799349] |