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 | 31 |
| 2 | 307 |
| 3 | 353 |
| 4 | 491 |
| 5 | 859 |
| 6 | 997 |
| 7 | 1181 |
| 8 | 1319 |
| 9 | 1549 |
| 10 | 1733 |
| 11 | 1871 |
| 12 | 2239 |
| 13 | 2377 |
| 14 | 2423 |
| 15 | 2699 |
| 16 | 2791 |
| 17 | 2837 |
| 18 | 3067 |
| 19 | 3251 |
| 20 | 3343 |
| 21 | 3389 |
| 22 | 3527 |
| 23 | 3803 |
| 24 | 4079 |
| 25 | 4217 |
| 26 | 4447 |
| 27 | 4493 |
| 28 | 4723 |
| 29 | 4861 |
| 30 | 4999 |
| 31 | 5413 |
| 32 | 5689 |
| 33 | 5827 |
| 34 | 6011 |
| 35 | 6287 |
| 36 | 6379 |
| 37 | 6563 |
| 38 | 6701 |
| 39 | 6793 |
| 40 | 6977 |
| 41 | 7069 |
| 42 | 7207 |
| 43 | 7253 |
| 44 | 7529 |