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 | 89 |
| 2 | 359 |
| 3 | 449 |
| 4 | 683 |
| 5 | 701 |
| 6 | 719 |
| 7 | 1439 |
| 8 | 1979 |
| 9 | 2213 |
| 10 | 2609 |
| 11 | 2663 |
| 12 | 2699 |
| 13 | 2843 |
| 14 | 2879 |
| 15 | 3041 |
| 16 | 3221 |
| 17 | 3491 |
| 18 | 4751 |
| 19 | 5399 |
| 20 | 5813 |
| 21 | 6029 |
| 22 | 6389 |
| 23 | 6983 |
| 24 | 7019 |
| 25 | 7919 |
| 26 | 8171 |
| 27 | 8369 |
| 28 | 8513 |
| 29 | 9539 |
| 30 | 10151 |
| 31 | 10169 |
| 32 | 10259 |
| 33 | 10313 |
| 34 | 10781 |
| 35 | 10979 |
| 36 | 11321 |
| 37 | 11519 |
| 38 | 11681 |
| 39 | 12149 |
| 40 | 12203 |