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 | 23 |
| 3 | 71 |
| 4 | 131 |
| 5 | 167 |
| 6 | 239 |
| 7 | 443 |
| 8 | 587 |
| 9 | 599 |
| 10 | 683 |
| 11 | 1163 |
| 12 | 1223 |
| 13 | 1319 |
| 14 | 1427 |
| 15 | 1451 |
| 16 | 1499 |
| 17 | 1559 |
| 18 | 1619 |
| 19 | 1979 |
| 20 | 2027 |
| 21 | 2099 |
| 22 | 2243 |
| 23 | 2339 |
| 24 | 2447 |
| 25 | 2543 |
| 26 | 2579 |
| 27 | 2663 |
| 28 | 2927 |
| 29 | 3083 |
| 30 | 3167 |
| 31 | 3251 |
| 32 | 3347 |
| 33 | 3359 |
| 34 | 3371 |
| 35 | 3491 |
| 36 | 3623 |
| 37 | 3659 |
| 38 | 3767 |
| 39 | 3911 |
| 40 | 4079 |
| 41 | 4463 |
| 42 | 4583 |