Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 2 |
2 | 21 |
3 | 134 |
4 | 751 |
5 | 2628 |
6 | 11381 |
7 | 63898 |
8 | 318941 |
9 | 1851114 |
10 | 11138635 |
11 | 59638094 |
12 | 413291157 |
13 | 2550007678 |
14 | 20721795665 |
15 | 132517178106 |
[2,21,134,751,2628,11381,63898,318941,1851114, 11138635,59638094,413291157,2550007678, 20721795665,132517178106] |