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 | 6 |
| 3 | 34 |
| 4 | 176 |
| 5 | 608 |
| 6 | 1023 |
| 7 | 1338 |
| 8 | 1377 |
| 9 | 1555 |
| 10 | 1980 |
| 11 | 2054 |
| 12 | 2850 |
| 13 | 2893 |
| 14 | 3061 |
| 15 | 3263 |
| 16 | 3572 |
| 17 | 3977 |
| 18 | 4029 |
| 19 | 4244 |
| 20 | 4405 |
| 21 | 6099 |
| 22 | 6548 |
| 23 | 7203 |
| 24 | 7348 |
| 25 | 7350 |
| 26 | 7572 |
| 27 | 7574 |
| 28 | 9028 |
| 29 | 10657 |
| 30 | 11976 |
| 31 | 12215 |
| 32 | 12874 |
| 33 | 13247 |
| 34 | 13388 |
| 35 | 13432 |
| 36 | 14537 |
| 37 | 14813 |
| 38 | 15115 |
| 39 | 15412 |
| 40 | 15509 |