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 | 7 |
| 3 | 11 |
| 4 | 23 |
| 5 | 43 |
| 6 | 47 |
| 7 | 67 |
| 8 | 79 |
| 9 | 223 |
| 10 | 251 |
| 11 | 283 |
| 12 | 347 |
| 13 | 383 |
| 14 | 571 |
| 15 | 683 |
| 16 | 719 |
| 17 | 859 |
| 18 | 1163 |
| 19 | 1279 |
| 20 | 1319 |
| 21 | 1607 |
| 22 | 1667 |
| 23 | 1759 |
| 24 | 1871 |
| 25 | 2011 |
| 26 | 2731 |
| 27 | 2767 |
| 28 | 2843 |
| 29 | 2879 |
| 30 | 3919 |
| 31 | 4523 |
| 32 | 4783 |
| 33 | 4799 |
| 34 | 4903 |
| 35 | 5051 |
| 36 | 6343 |
| 37 | 6607 |
| 38 | 7823 |
| 39 | 8971 |
| 40 | 9643 |
| 41 | 11003 |
| 42 | 11071 |
| 43 | 11483 |
| 44 | 11519 |
| 45 | 12251 |
| 46 | 12907 |