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 | 1 |
| 2 | 2 |
| 3 | 18 |
| 4 | 21 |
| 5 | 53 |
| 6 | 58 |
| 7 | 106 |
| 8 | 113 |
| 9 | 177 |
| 10 | 186 |
| 11 | 266 |
| 12 | 277 |
| 13 | 373 |
| 14 | 386 |
| 15 | 498 |
| 16 | 513 |
| 17 | 641 |
| 18 | 658 |
| 19 | 802 |
| 20 | 821 |
| 21 | 981 |
| 22 | 1002 |
| 23 | 1178 |
| 24 | 1201 |
| 25 | 1393 |
| 26 | 1418 |
| 27 | 1626 |
| 28 | 1653 |
| 29 | 1877 |
| 30 | 1906 |
| 31 | 2146 |
| 32 | 2177 |
| 33 | 2433 |
| 34 | 2466 |
| 35 | 2738 |
| 36 | 2773 |
| 37 | 3061 |
| 38 | 3098 |
| 39 | 3402 |
| 40 | 3441 |
| 41 | 3761 |
| 42 | 3802 |
| 43 | 4138 |
| 44 | 4181 |
| 45 | 4533 |
| 46 | 4578 |
| 47 | 4946 |
| 48 | 4993 |
| 49 | 5377 |
| 50 | 5426 |