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 | 7 |
| 3 | 23 |
| 4 | 83 |
| 5 | 181 |
| 6 | 239 |
| 7 | 563 |
| 8 | 1013 |
| 9 | 1447 |
| 10 | 1607 |
| 11 | 2129 |
| 12 | 2729 |
| 13 | 3167 |
| 14 | 3881 |
| 15 | 4673 |
| 16 | 5849 |
| 17 | 6481 |
| 18 | 7489 |
| 19 | 8563 |
| 20 | 9719 |
| 21 | 11813 |
| 22 | 18713 |
| 23 | 21563 |
| 24 | 25247 |
| 25 | 27197 |
| 26 | 29221 |
| 27 | 33469 |
| 28 | 36467 |
| 29 | 47977 |
| 30 | 50683 |
| 31 | 51599 |
| 32 | 56237 |
| 33 | 69257 |
| 34 | 71389 |
| 35 | 75731 |
| 36 | 96893 |
| 37 | 107119 |
| 38 | 115163 |