The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 5 |
| 6 | 11 |
| 7 | 28 |
| 8 | 40 |
| 9 | 65 |
| 10 | 95 |
| 11 | 187 |
| 12 | 201 |
| 13 | 202 |
| 14 | 211 |
| 15 | 316 |
| 16 | 331 |
| 17 | 559 |
| 18 | 746 |
| 19 | 1307 |
| 20 | 2139 |
| 21 | 3571 |
| 22 | 5843 |
| 23 | 6545 |
| 24 | 12717 |
| 25 | 32804 |
| 26 | 46389 |
| 27 | 72326 |
| 28 | 135301 |
[1,2,3,4,5,11,28,40,65,95,187,201,202,211,316,331, 559,746,1307,2139,3571,5843,6545,12717,32804, 46389,72326,135301] |