The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 2 | 8 |
| 3 | 6 |
| 4 | 11 |
| 5 | 19 |
| 6 | 35 |
| 7 | 62 |
| 8 | 111 |
| 9 | 199 |
| 10 | 358 |
| 11 | 643 |
| 12 | 1157 |
| 13 | 2083 |
| 14 | 3749 |
| 15 | 6747 |
| 16 | 12144 |
| 17 | 21860 |
| 18 | 39347 |
| 19 | 70824 |
| 20 | 127483 |
| 21 | 229469 |
| 22 | 413043 |
| 23 | 743478 |
| 24 | 1338259 |
| 25 | 2408866 |
| 26 | 4335959 |
| 27 | 7804726 |
| 28 | 14048507 |
| 29 | 25287311 |
| 30 | 45517160 |
| 31 | 81930888 |
| 32 | 147475598 |
| 33 | 265456075 |
| 34 | 477820935 |
[8,6,11,19,35,62,111,199,358,643,1157,2083,3749, 6747,12144,21860,39347,70824,127483,229469,413043, 743478,1338259,2408866,4335959,7804726,14048507, 25287311,45517160,81930888,147475598,265456075, 477820935] |