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 | 4 |
| 2 | 6 |
| 3 | 9 |
| 4 | 51 |
| 5 | 94 |
| 6 | 121 |
| 7 | 122 |
| 8 | 143 |
| 9 | 155 |
| 10 | 158 |
| 11 | 169 |
| 12 | 178 |
| 13 | 187 |
| 14 | 319 |
| 15 | 323 |
| 16 | 329 |
| 17 | 335 |
| 18 | 341 |
| 19 | 394 |
| 20 | 398 |
| 21 | 718 |
| 22 | 734 |
| 23 | 737 |
| 24 | 766 |
| 25 | 767 |
| 26 | 781 |
| 27 | 913 |
| 28 | 926 |
| 29 | 949 |
| 30 | 955 |
| 31 | 961 |
| 32 | 979 |
| 33 | 982 |
| 34 | 985 |
| 35 | 989 |
| 36 | 998 |
| 37 | 1141 |
| 38 | 1202 |
| 39 | 1211 |
| 40 | 1273 |
| 41 | 1322 |
| 42 | 1343 |
| 43 | 1405 |
| 44 | 1415 |
| 45 | 1655 |
| 46 | 1691 |
| 47 | 1703 |
| 48 | 1714 |
| 49 | 1807 |