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 | 691 |
| 3 | 991 |
| 4 | 1031 |
| 5 | 1151 |
| 6 | 1511 |
| 7 | 1871 |
| 8 | 1951 |
| 9 | 2591 |
| 10 | 3251 |
| 11 | 3851 |
| 12 | 4391 |
| 13 | 4651 |
| 14 | 4691 |
| 15 | 4751 |
| 16 | 4871 |
| 17 | 5531 |
| 18 | 5591 |
| 19 | 6011 |
| 20 | 6211 |
| 21 | 6271 |
| 22 | 6491 |
| 23 | 7211 |
| 24 | 7451 |
| 25 | 8011 |
| 26 | 8171 |
| 27 | 8831 |
| 28 | 9011 |
| 29 | 9091 |
| 30 | 9371 |
| 31 | 9431 |
| 32 | 9931 |
| 33 | 10391 |
| 34 | 10531 |
| 35 | 10691 |
| 36 | 10891 |
| 37 | 11071 |
| 38 | 12011 |
| 39 | 12071 |
| 40 | 12911 |
| 41 | 14051 |
| 42 | 14251 |
| 43 | 14591 |