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 | 13 |
| 2 | 137 |
| 3 | 223 |
| 4 | 331 |
| 5 | 389 |
| 6 | 491 |
| 7 | 563 |
| 8 | 647 |
| 9 | 701 |
| 10 | 773 |
| 11 | 797 |
| 12 | 1063 |
| 13 | 1181 |
| 14 | 1531 |
| 15 | 1579 |
| 16 | 1811 |
| 17 | 2027 |
| 18 | 2087 |
| 19 | 2269 |
| 20 | 2333 |
| 21 | 2393 |
| 22 | 2617 |
| 23 | 2687 |
| 24 | 2699 |
| 25 | 2857 |
| 26 | 3313 |
| 27 | 3467 |
| 28 | 3623 |
| 29 | 3637 |
| 30 | 3691 |
| 31 | 3739 |
| 32 | 3761 |
| 33 | 3863 |
| 34 | 3877 |
| 35 | 4133 |
| 36 | 4201 |
| 37 | 4283 |
| 38 | 4297 |
| 39 | 4877 |
| 40 | 5023 |
| 41 | 5839 |
| 42 | 5897 |
| 43 | 6043 |
| 44 | 6053 |