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 | 5 |
| 4 | 7 |
| 5 | 17 |
| 6 | 18 |
| 7 | 25 |
| 8 | 60 |
| 9 | 64 |
| 10 | 66 |
| 11 | 118 |
| 12 | 125 |
| 13 | 1021 |
| 14 | 1901 |
| 15 | 2273 |
| 16 | 2524 |
| 17 | 6048 |
| 18 | 7098 |
| 19 | 8281 |
| 20 | 11634 |
| 21 | 13843 |
| 22 | 16098 |
| 23 | 18652 |
| 24 | 18661 |
| 25 | 20570 |
| 26 | 32291 |
| 27 | 34181 |
| 28 | 59928 |
| 29 | 65297 |
| 30 | 86546 |