The OEIS is supported by the many generous donors to the OEIS Foundation.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 9 |
| 5 | 15 |
| 6 | 25 |
| 7 | 75 |
| 8 | 257 |
| 9 | 321 |
| 10 | 435 |
| 11 | 795 |
| 12 | 1285 |
| 13 | 2313 |
| 14 | 8523 |
| 15 | 39759 |
| 16 | 60855 |
| 17 | 91209 |
| 18 | 247875 |
| 19 | 251385 |
| 20 | 2695341 |
| 21 | 5095725 |
| 22 | 9529505 |
| 23 | 12179807 |
| 24 | 12341125 |
| 25 | 57965805 |
| 26 | 1380206235 |
| 27 | 15616692345 |
| 28 | 22548618825 |
| 29 | 26313971049 |
[1,3,5,9,15,25,75,257,321,435,795,1285,2313,8523, 39759,60855,91209,247875,251385,2695341,5095725, 9529505,12179807,12341125,57965805,1380206235, 15616692345,22548618825,26313971049] |