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 | 4 |
| 2 | 19 |
| 3 | 39 |
| 4 | 59 |
| 5 | 70 |
| 6 | 72 |
| 7 | 74 |
| 8 | 76 |
| 9 | 78 |
| 10 | 79 |
| 11 | 80 |
| 12 | 82 |
| 13 | 84 |
| 14 | 86 |
| 15 | 88 |
| 16 | 99 |
| 17 | 119 |
| 18 | 139 |
| 19 | 159 |
| 20 | 179 |
| 21 | 204 |
| 22 | 234 |
| 23 | 264 |
| 24 | 294 |
| 25 | 311 |
| 26 | 314 |
| 27 | 317 |
| 28 | 320 |
| 29 | 323 |
| 30 | 324 |
| 31 | 326 |
| 32 | 329 |
| 33 | 332 |
| 34 | 335 |
| 35 | 338 |
| 36 | 354 |
| 37 | 384 |
| 38 | 414 |
| 39 | 444 |
| 40 | 474 |
| 41 | 504 |
| 42 | 534 |
| 43 | 564 |
| 44 | 594 |
| 45 | 611 |
| 46 | 614 |
| 47 | 617 |
| 48 | 620 |
| 49 | 623 |
| 50 | 624 |