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 | 53 |
| 2 | 227 |
| 3 | 401 |
| 4 | 691 |
| 5 | 1039 |
| 6 | 1097 |
| 7 | 1213 |
| 8 | 1619 |
| 9 | 2083 |
| 10 | 2141 |
| 11 | 2663 |
| 12 | 2837 |
| 13 | 2953 |
| 14 | 3011 |
| 15 | 3301 |
| 16 | 3359 |
| 17 | 3533 |
| 18 | 3823 |
| 19 | 3881 |
| 20 | 4229 |
| 21 | 4519 |
| 22 | 4751 |
| 23 | 5099 |
| 24 | 5273 |
| 25 | 5563 |
| 26 | 5737 |
| 27 | 6143 |
| 28 | 6317 |
| 29 | 6491 |
| 30 | 6607 |
| 31 | 6781 |
| 32 | 7013 |
| 33 | 7129 |
| 34 | 7187 |
| 35 | 7477 |
| 36 | 7883 |
| 37 | 8231 |
| 38 | 8521 |
| 39 | 8753 |
| 40 | 9043 |
| 41 | 9391 |
| 42 | 9623 |
| 43 | 9739 |