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 | 23 |
| 2 | 37 |
| 3 | 211 |
| 4 | 311 |
| 5 | 313 |
| 6 | 317 |
| 7 | 1117 |
| 8 | 719 |
| 9 | 1319 |
| 10 | 223 |
| 11 | 523 |
| 12 | 1123 |
| 13 | 1723 |
| 14 | 229 |
| 15 | 1129 |
| 16 | 331 |
| 17 | 1931 |
| 18 | 337 |
| 19 | 3137 |
| 20 | 241 |
| 21 | 541 |
| 22 | 1741 |
| 23 | 2341 |
| 24 | 743 |
| 25 | 347 |
| 26 | 547 |
| 27 | 1747 |
| 28 | 2347 |
| 29 | 353 |
| 30 | 1153 |
| 31 | 1753 |
| 32 | 2953 |
| 33 | 4153 |
| 34 | 359 |
| 35 | 1759 |
| 36 | 4159 |
| 37 | 4759 |
| 38 | 761 |
| 39 | 1361 |
| 40 | 3761 |
| 41 | 367 |
| 42 | 1367 |
| 43 | 3167 |
| 44 | 3767 |
| 45 | 271 |
| 46 | 571 |