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 | 5 |
| 3 | 8 |
| 4 | 59 |
| 5 | 76 |
| 6 | 77 |
| 7 | 80 |
| 8 | 131 |
| 9 | 148 |
| 10 | 149 |
| 11 | 152 |
| 12 | 203 |
| 13 | 220 |
| 14 | 221 |
| 15 | 224 |
| 16 | 275 |
| 17 | 292 |
| 18 | 293 |
| 19 | 296 |
| 20 | 686 |
| 21 | 758 |
| 22 | 830 |
| 23 | 902 |
| 24 | 974 |
| 25 | 991 |
| 26 | 992 |
| 27 | 995 |