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 | 9 |
| 3 | 12 |
| 4 | 15 |
| 5 | 48 |
| 6 | 60 |
| 7 | 129 |
| 8 | 150 |
| 9 | 198 |
| 10 | 234 |
| 11 | 273 |
| 12 | 285 |
| 13 | 297 |
| 14 | 372 |
| 15 | 420 |
| 16 | 531 |
| 17 | 537 |
| 18 | 900 |
| 19 | 1065 |
| 20 | 1086 |
| 21 | 1128 |
| 22 | 1746 |
| 23 | 1896 |
| 24 | 2187 |
| 25 | 2229 |
| 26 | 2244 |
| 27 | 2289 |
| 28 | 2415 |
| 29 | 2424 |
| 30 | 2577 |
| 31 | 2781 |
| 32 | 2877 |
| 33 | 3108 |
| 34 | 3126 |
| 35 | 3630 |