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 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 5 |
| 7 | 6 |
| 8 | 8 |
| 9 | 12 |
| 10 | 13 |
| 11 | 14 |
| 12 | 18 |
| 13 | 21 |
| 14 | 22 |
| 15 | 30 |
| 16 | 32 |
| 17 | 41 |
| 18 | 44 |
| 19 | 51 |
| 20 | 54 |
| 21 | 58 |
| 22 | 68 |
| 23 | 72 |
| 24 | 83 |
| 25 | 85 |
| 26 | 97 |
| 27 | 112 |
| 28 | 122 |
| 29 | 138 |
| 30 | 149 |
| 31 | 165 |
| 32 | 190 |
| 33 | 218 |
| 34 | 239 |
| 35 | 258 |
| 36 | 274 |
| 37 | 281 |
| 38 | 329 |
| 39 | 362 |
| 40 | 376 |
| 41 | 394 |
| 42 | 446 |
| 43 | 466 |
| 44 | 477 |
| 45 | 507 |
| 46 | 571 |
| 47 | 605 |
| 48 | 635 |
| 49 | 671 |
| 50 | 673 |
| 51 | 738 |
| 52 | 768 |
| 53 | 818 |
| 54 | 862 |
| 55 | 884 |
| 56 | 898 |
| 57 | 980 |
| 58 | 999 |
| 59 | 1070 |
| 60 | 1083 |