This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 5 |
| 3 | 8 |
| 4 | 9 |
| 5 | 11 |
| 6 | 15 |
| 7 | 21 |
| 8 | 39 |
| 9 | 50 |
| 10 | 63 |
| 11 | 83 |
| 12 | 95 |
| 13 | 99 |
| 14 | 173 |
| 15 | 350 |
| 16 | 854 |
| 17 | 1308 |
| 18 | 1769 |
| 19 | 2903 |
| 20 | 5250 |
| 21 | 5345 |
| 22 | 5639 |
| 23 | 6195 |
| 24 | 7239 |
| 25 | 21368 |
| 26 | 41669 |
| 27 | 47684 |
| 28 | 58619 |
| 29 | 63515 |
| 30 | 69468 |
| 31 | 70539 |
| 32 | 133508 |
| 33 | 134993 |
| 34 | 187160 |
| 35 | 493095 |