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 | 19 |
| 2 | 8629 |
| 3 | 9721 |
| 4 | 12109 |
| 5 | 13831 |
| 6 | 15331 |
| 7 | 17029 |
| 8 | 17989 |
| 9 | 25849 |
| 10 | 33151 |
| 11 | 56209 |
| 12 | 70999 |
| 13 | 73039 |
| 14 | 78541 |
| 15 | 92461 |
| 16 | 97369 |
| 17 | 97609 |
| 18 | 103069 |
| 19 | 103969 |
| 20 | 147139 |
| 21 | 174469 |
| 22 | 179719 |
| 23 | 203341 |
| 24 | 217369 |
| 25 | 221401 |
| 26 | 242059 |
| 27 | 249541 |
| 28 | 269431 |
| 29 | 277549 |
| 30 | 283009 |
| 31 | 285559 |
| 32 | 324619 |
| 33 | 333451 |
| 34 | 346669 |
| 35 | 393079 |
| 36 | 404269 |
| 37 | 409261 |
| 38 | 424891 |
| 39 | 440551 |
| 40 | 488689 |