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) |
|---|---|
| 0 | 1 |
| 1 | 7 |
| 2 | 27 |
| 3 | 57 |
| 4 | 93 |
| 5 | 125 |
| 6 | 251 |
| 7 | 275 |
| 8 | 341 |
| 9 | 493 |
| 10 | 613 |
| 11 | 637 |
| 12 | 847 |
| 13 | 991 |
| 14 | 1095 |
| 15 | 1317 |
| 16 | 1521 |
| 17 | 1713 |
| 18 | 1785 |
| 19 | 2079 |
| 20 | 2279 |
| 21 | 2555 |
| 22 | 2747 |
| 23 | 2969 |
| 24 | 3329 |
| 25 | 3593 |
| 26 | 3793 |
| 27 | 4051 |
| 28 | 4507 |
| 29 | 4747 |
| 30 | 5155 |
| 31 | 5419 |
| 32 | 5749 |
| 33 | 6333 |
| 34 | 6693 |
| 35 | 6957 |
| 36 | 7317 |
| 37 | 7875 |
| 38 | 8211 |
| 39 | 8751 |
| 40 | 9191 |
| 41 | 9431 |
| 42 | 10133 |
| 43 | 10517 |
| 44 | 11045 |