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 | 423 |
| 2 | 1263 |
| 3 | 2103 |
| 4 | 2943 |
| 5 | 3783 |
| 6 | 4623 |
| 7 | 5463 |
| 8 | 6303 |
| 9 | 7143 |
| 10 | 7983 |
| 11 | 8823 |
| 12 | 9663 |
| 13 | 10503 |
| 14 | 11343 |
| 15 | 12183 |
| 16 | 13023 |
| 17 | 13863 |
| 18 | 14703 |
| 19 | 15543 |
| 20 | 16383 |
| 21 | 17223 |
| 22 | 18063 |
| 23 | 18903 |
| 24 | 19743 |
| 25 | 20583 |
| 26 | 21423 |
| 27 | 22263 |
| 28 | 23103 |
| 29 | 23943 |
| 30 | 24783 |
| 31 | 25623 |
| 32 | 26463 |
| 33 | 27303 |
| 34 | 28143 |
| 35 | 28983 |
| 36 | 29823 |