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 | 33 |
| 3 | 107 |
| 4 | 283 |
| 5 | 2054 |
| 6 | 9208 |
| 7 | 34867 |
| 8 | 176949 |
| 9 | 833001 |
| 10 | 3619285 |
| 11 | 16979210 |
| 12 | 79536106 |
| 13 | 362125386 |
| 14 | 1678147584 |
| 15 | 7816357207 |
| 16 | 36107427015 |
| 17 | 167380756056 |
| 18 | 778109691292 |
| 19 | 3610178963149 |
| 20 | 16759752441151 |
| 21 | 77893373268254 |
| 22 | 361906632299828 |
[1,33,107,283,2054,9208,34867,176949,833001, 3619285,16979210,79536106,362125386,1678147584, 7816357207,36107427015,167380756056,778109691292, 3610178963149,16759752441151,77893373268254, 361906632299828] |