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 | 3 |
| 4 | 5 |
| 5 | 10 |
| 6 | 12 |
| 7 | 42 |
| 8 | 84 |
| 9 | 88 |
| 10 | 90 |
| 11 | 99 |
| 12 | 130 |
| 13 | 165 |
| 14 | 184 |
| 15 | 187 |
| 16 | 209 |
| 17 | 221 |
| 18 | 252 |
| 19 | 299 |
| 20 | 434 |
| 21 | 450 |
| 22 | 459 |
| 23 | 486 |
| 24 | 525 |
| 25 | 555 |
| 26 | 611 |
| 27 | 675 |
| 28 | 702 |
| 29 | 726 |
| 30 | 858 |
| 31 | 899 |
| 32 | 975 |
| 33 | 984 |
| 34 | 1034 |
| 35 | 1036 |
| 36 | 1104 |
| 37 | 1107 |
| 38 | 1197 |
| 39 | 1275 |
| 40 | 1357 |