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 | 71 |
| 2 | 239 |
| 3 | 241 |
| 4 | 359 |
| 5 | 431 |
| 6 | 499 |
| 7 | 599 |
| 8 | 601 |
| 9 | 919 |
| 10 | 997 |
| 11 | 1051 |
| 12 | 1181 |
| 13 | 1249 |
| 14 | 1439 |
| 15 | 1609 |
| 16 | 1753 |
| 17 | 2039 |
| 18 | 2089 |
| 19 | 2111 |
| 20 | 2179 |
| 21 | 2251 |
| 22 | 2281 |
| 23 | 2341 |
| 24 | 2591 |
| 25 | 2593 |
| 26 | 2671 |
| 27 | 2711 |
| 28 | 2879 |
| 29 | 3119 |
| 30 | 3121 |
| 31 | 3169 |
| 32 | 3181 |
| 33 | 3457 |
| 34 | 3511 |
| 35 | 3541 |
| 36 | 3719 |
| 37 | 3739 |
| 38 | 3769 |
| 39 | 4271 |
| 40 | 4513 |
| 41 | 4799 |
| 42 | 4801 |
| 43 | 4943 |
| 44 | 5197 |