The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 7 |
| 2 | 37 |
| 3 | 127 |
| 4 | 337 |
| 5 | 751 |
| 6 | 1477 |
| 7 | 2647 |
| 8 | 4417 |
| 9 | 6967 |
| 10 | 10501 |
| 11 | 15247 |
| 12 | 21457 |
| 13 | 29407 |
| 14 | 39397 |
| 15 | 51751 |
| 16 | 66817 |
| 17 | 84967 |
| 18 | 106597 |
| 19 | 132127 |
| 20 | 162001 |
| 21 | 196687 |
| 22 | 236677 |
| 23 | 282487 |
| 24 | 334657 |
| 25 | 393751 |
| 26 | 460357 |
| 27 | 535087 |
| 28 | 618577 |
| 29 | 711487 |
| 30 | 814501 |
| 31 | 928327 |
| 32 | 1053697 |
| 33 | 1191367 |
[1,7,37,127,337,751,1477,2647,4417,6967,10501, 15247,21457,29407,39397,51751,66817,84967,106597, 132127,162001,196687,236677,282487,334657,393751, 460357,535087,618577,711487,814501,928327,1053697, 1191367] |