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 | 211 |
| 2 | 1511 |
| 3 | 1847 |
| 4 | 2179 |
| 5 | 2503 |
| 6 | 2579 |
| 7 | 2633 |
| 8 | 2819 |
| 9 | 2939 |
| 10 | 3137 |
| 11 | 3271 |
| 12 | 3433 |
| 13 | 3659 |
| 14 | 3967 |
| 15 | 3989 |
| 16 | 4111 |
| 17 | 4177 |
| 18 | 4409 |
| 19 | 4621 |
| 20 | 4691 |
| 21 | 4703 |
| 22 | 4831 |
| 23 | 4889 |
| 24 | 5039 |
| 25 | 5209 |
| 26 | 5261 |
| 27 | 5623 |
| 28 | 5939 |
| 29 | 5953 |
| 30 | 6619 |
| 31 | 6637 |
| 32 | 6883 |
| 33 | 7057 |
| 34 | 7283 |
| 35 | 7369 |
| 36 | 7393 |
| 37 | 7433 |
| 38 | 7621 |
| 39 | 7741 |
| 40 | 7841 |
| 41 | 7853 |
| 42 | 7963 |