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 | 3 |
| 2 | 4 |
| 3 | 222 |
| 4 | 232 |
| 5 | 279 |
| 6 | 568 |
| 7 | 634 |
| 8 | 844 |
| 9 | 1307 |
| 10 | 1704 |
| 11 | 2016 |
| 12 | 2050 |
| 13 | 2164 |
| 14 | 2325 |
| 15 | 2701 |
| 16 | 3130 |
| 17 | 3225 |
| 18 | 3322 |
| 19 | 3524 |
| 20 | 4673 |
| 21 | 6007 |
| 22 | 6692 |
| 23 | 7141 |
| 24 | 7221 |
| 25 | 7954 |
| 26 | 8689 |
| 27 | 11051 |
| 28 | 11898 |
| 29 | 13959 |
| 30 | 14166 |
| 31 | 16192 |
| 32 | 17078 |
| 33 | 17220 |
| 34 | 17521 |
| 35 | 18071 |
| 36 | 22324 |
| 37 | 22414 |
| 38 | 24757 |
| 39 | 28290 |
| 40 | 28979 |