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 | 107 |
| 3 | 293 |
| 4 | 509 |
| 5 | 643 |
| 6 | 647 |
| 7 | 739 |
| 8 | 971 |
| 9 | 1013 |
| 10 | 1039 |
| 11 | 1123 |
| 12 | 1217 |
| 13 | 1361 |
| 14 | 1367 |
| 15 | 1373 |
| 16 | 1423 |
| 17 | 1663 |
| 18 | 1811 |
| 19 | 2083 |
| 20 | 2099 |
| 21 | 2239 |
| 22 | 2309 |
| 23 | 2351 |
| 24 | 2557 |
| 25 | 2657 |
| 26 | 2677 |
| 27 | 2917 |
| 28 | 3181 |
| 29 | 3343 |
| 30 | 3517 |
| 31 | 3533 |
| 32 | 3539 |
| 33 | 3623 |
| 34 | 3671 |
| 35 | 3803 |