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 | 47 |
| 2 | 269 |
| 3 | 491 |
| 4 | 787 |
| 5 | 1009 |
| 6 | 1231 |
| 7 | 1453 |
| 8 | 1601 |
| 9 | 1823 |
| 10 | 2267 |
| 11 | 2341 |
| 12 | 2711 |
| 13 | 3229 |
| 14 | 3673 |
| 15 | 3821 |
| 16 | 4339 |
| 17 | 4561 |
| 18 | 4783 |
| 19 | 4931 |
| 20 | 5153 |
| 21 | 5227 |
| 22 | 5449 |
| 23 | 6263 |
| 24 | 6337 |
| 25 | 6781 |
| 26 | 7151 |
| 27 | 7669 |
| 28 | 7817 |
| 29 | 8039 |
| 30 | 8779 |
| 31 | 9001 |
| 32 | 9371 |
| 33 | 10037 |
| 34 | 10111 |
| 35 | 10259 |
| 36 | 10333 |
| 37 | 11369 |
| 38 | 11443 |
| 39 | 11813 |
| 40 | 11887 |
| 41 | 12109 |
| 42 | 12479 |