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 | 19 |
| 3 | 47 |
| 4 | 139 |
| 5 | 367 |
| 6 | 467 |
| 7 | 839 |
| 8 | 1319 |
| 9 | 1699 |
| 10 | 1907 |
| 11 | 3407 |
| 12 | 4003 |
| 13 | 4987 |
| 14 | 6079 |
| 15 | 7703 |
| 16 | 10499 |
| 17 | 11527 |
| 18 | 13159 |
| 19 | 16747 |
| 20 | 17387 |
| 21 | 19379 |
| 22 | 23687 |
| 23 | 25219 |
| 24 | 26003 |
| 25 | 30103 |
| 26 | 32707 |
| 27 | 33599 |
| 28 | 35419 |
| 29 | 38239 |
| 30 | 44203 |
| 31 | 50599 |
| 32 | 53959 |
| 33 | 55103 |
| 34 | 57427 |
| 35 | 62219 |
| 36 | 69767 |
| 37 | 72379 |
| 38 | 76387 |