Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 0 |
1 | 2 |
2 | 2 |
3 | 12 |
4 | 22 |
5 | 92 |
6 | 222 |
7 | 772 |
8 | 2102 |
9 | 6732 |
10 | 19342 |
11 | 59732 |
12 | 175782 |
13 | 534172 |
14 | 1588862 |
15 | 4793892 |
16 | 14327062 |
17 | 43090412 |
18 | 129052782 |
19 | 387595252 |
20 | 1161911942 |
21 | 3487483452 |
22 | 10458955102 |
23 | 31383855812 |
24 | 94137586422 |
25 | 282440721292 |
26 | 847266239822 |
[0,2,2,12,22,92,222,772,2102,6732,19342,59732, 175782,534172,1588862,4793892,14327062,43090412, 129052782,387595252,1161911942,3487483452, 10458955102,31383855812,94137586422,282440721292, 847266239822] |