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 | 17 |
| 2 | 29 |
| 3 | 89 |
| 4 | 149 |
| 5 | 269 |
| 6 | 929 |
| 7 | 1109 |
| 8 | 1409 |
| 9 | 3449 |
| 10 | 5309 |
| 11 | 6389 |
| 12 | 8069 |
| 13 | 12329 |
| 14 | 14969 |
| 15 | 33029 |
| 16 | 34589 |
| 17 | 42929 |
| 18 | 47129 |
| 19 | 48989 |
| 20 | 60209 |
| 21 | 67349 |
| 22 | 78809 |
| 23 | 98129 |
| 24 | 109049 |
| 25 | 118589 |
| 26 | 136769 |
| 27 | 158489 |
| 28 | 175829 |
| 29 | 213209 |
| 30 | 264269 |
| 31 | 317609 |
| 32 | 338669 |
| 33 | 363809 |
| 34 | 367229 |
| 35 | 389849 |
| 36 | 438989 |
| 37 | 454109 |
| 38 | 467549 |