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 | 7 |
| 4 | 13 |
| 5 | 19 |
| 6 | 27 |
| 7 | 33 |
| 8 | 35 |
| 9 | 47 |
| 10 | 61 |
| 11 | 69 |
| 12 | 75 |
| 13 | 117 |
| 14 | 119 |
| 15 | 231 |
| 16 | 237 |
| 17 | 257 |
| 18 | 265 |
| 19 | 299 |
| 20 | 301 |
| 21 | 313 |
| 22 | 335 |
| 23 | 355 |
| 24 | 357 |
| 25 | 441 |
| 26 | 447 |
| 27 | 467 |
| 28 | 489 |
| 29 | 495 |
| 30 | 523 |
| 31 | 573 |
| 32 | 607 |
| 33 | 713 |
| 34 | 761 |
| 35 | 943 |
| 36 | 993 |
| 37 | 1021 |
| 38 | 1069 |
| 39 | 1071 |
| 40 | 1141 |
| 41 | 1147 |
| 42 | 1175 |
| 43 | 1231 |
| 44 | 1239 |
| 45 | 1251 |
| 46 | 1265 |
| 47 | 1287 |
| 48 | 1357 |
| 49 | 1363 |
| 50 | 1365 |
| 51 | 1391 |
| 52 | 1461 |