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 | 2 |
| 2 | 3 |
| 3 | 5 |
| 4 | 7 |
| 5 | 17 |
| 6 | 19 |
| 7 | 29 |
| 8 | 37 |
| 9 | 47 |
| 10 | 59 |
| 11 | 79 |
| 12 | 89 |
| 13 | 199 |
| 14 | 269 |
| 15 | 349 |
| 16 | 359 |
| 17 | 379 |
| 18 | 389 |
| 19 | 479 |
| 20 | 499 |
| 21 | 599 |
| 22 | 797 |
| 23 | 887 |
| 24 | 997 |
| 25 | 1889 |
| 26 | 1999 |
| 27 | 2689 |
| 28 | 2699 |
| 29 | 2789 |
| 30 | 2879 |
| 31 | 2897 |
| 32 | 2999 |
| 33 | 3889 |
| 34 | 3989 |
| 35 | 4789 |
| 36 | 4799 |
| 37 | 4889 |
| 38 | 4999 |
| 39 | 6899 |
| 40 | 8699 |
| 41 | 8969 |
| 42 | 8999 |
| 43 | 25999 |
| 44 | 27799 |
| 45 | 27997 |
| 46 | 28789 |
| 47 | 28879 |