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 | 1 |
| 3 | 7 |
| 4 | 7 |
| 5 | 19 |
| 6 | 25 |
| 7 | 49 |
| 8 | 43 |
| 9 | 97 |
| 10 | 79 |
| 11 | 127 |
| 12 | 121 |
| 13 | 169 |
| 14 | 187 |
| 15 | 169 |
| 16 | 217 |
| 17 | 211 |
| 18 | 259 |
| 19 | 253 |
| 20 | 277 |
| 21 | 277 |
| 22 | 409 |
| 23 | 403 |
| 24 | 403 |
| 25 | 475 |
| 26 | 541 |
| 27 | 583 |
| 28 | 595 |
| 29 | 625 |
| 30 | 511 |
| 31 | 799 |
| 32 | 817 |
| 33 | 799 |
| 34 | 835 |
| 35 | 745 |
| 36 | 1009 |
| 37 | 1015 |
| 38 | 1039 |
| 39 | 1033 |
| 40 | 1033 |
| 41 | 1075 |
| 42 | 1183 |
| 43 | 1267 |
| 44 | 1279 |
| 45 | 1285 |
| 46 | 1213 |
| 47 | 1405 |
| 48 | 1423 |
| 49 | 1477 |
| 50 | 1369 |
| 51 | 1597 |
| 52 | 1573 |