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) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 4 |
| 3 | 8 |
| 4 | 16 |
| 5 | 33 |
| 6 | 68 |
| 7 | 140 |
| 8 | 288 |
| 9 | 592 |
| 10 | 1217 |
| 11 | 2502 |
| 12 | 5144 |
| 13 | 10576 |
| 14 | 21744 |
| 15 | 44705 |
| 16 | 91912 |
| 17 | 188968 |
| 18 | 388512 |
| 19 | 798768 |
| 20 | 1642241 |
| 21 | 3376394 |
| 22 | 6941756 |
| 23 | 14272024 |
| 24 | 29342816 |
| 25 | 60327873 |
| 26 | 124032140 |
| 27 | 255006036 |
| 28 | 524284096 |
| 29 | 1077911008 |
| 30 | 2216149889 |
[1,2,4,8,16,33,68,140,288,592,1217,2502,5144, 10576,21744,44705,91912,188968,388512,798768, 1642241,3376394,6941756,14272024,29342816, 60327873,124032140,255006036,524284096,1077911008, 2216149889] |