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 | 17 |
| 3 | 43 |
| 4 | 83 |
| 5 | 137 |
| 6 | 203 |
| 7 | 279 |
| 8 | 369 |
| 9 | 471 |
| 10 | 587 |
| 11 | 715 |
| 12 | 857 |
| 13 | 1011 |
| 14 | 1175 |
| 15 | 1351 |
| 16 | 1541 |
| 17 | 1743 |
| 18 | 1961 |
| 19 | 2191 |
| 20 | 2429 |
| 21 | 2683 |
| 22 | 2949 |
| 23 | 3227 |
| 24 | 3523 |
| 25 | 3829 |
| 26 | 4137 |
| 27 | 4469 |
| 28 | 4809 |
| 29 | 5167 |
| 30 | 5539 |
| 31 | 5913 |
| 32 | 6295 |
| 33 | 6701 |
| 34 | 7127 |
| 35 | 7555 |
| 36 | 7999 |
| 37 | 8449 |
| 38 | 8909 |
| 39 | 9395 |
| 40 | 9889 |
| 41 | 10395 |
| 42 | 10915 |