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 | 197 |
| 2 | 271 |
| 3 | 419 |
| 4 | 641 |
| 5 | 863 |
| 6 | 937 |
| 7 | 1307 |
| 8 | 1381 |
| 9 | 1973 |
| 10 | 2269 |
| 11 | 2417 |
| 12 | 2713 |
| 13 | 2861 |
| 14 | 3083 |
| 15 | 3527 |
| 16 | 3823 |
| 17 | 4637 |
| 18 | 4933 |
| 19 | 5081 |
| 20 | 5303 |
| 21 | 5821 |
| 22 | 6043 |
| 23 | 6709 |
| 24 | 6857 |
| 25 | 7079 |
| 26 | 7523 |
| 27 | 8263 |
| 28 | 8707 |
| 29 | 8929 |
| 30 | 9151 |
| 31 | 9521 |
| 32 | 9743 |
| 33 | 9817 |
| 34 | 10039 |
| 35 | 10631 |
| 36 | 10853 |
| 37 | 11149 |
| 38 | 11519 |
| 39 | 11593 |
| 40 | 12037 |
| 41 | 12703 |
| 42 | 13147 |
| 43 | 13591 |