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 | 269 |
| 2 | 331 |
| 3 | 571 |
| 4 | 863 |
| 5 | 883 |
| 6 | 907 |
| 7 | 1097 |
| 8 | 1103 |
| 9 | 1291 |
| 10 | 1579 |
| 11 | 1697 |
| 12 | 1741 |
| 13 | 2179 |
| 14 | 2213 |
| 15 | 2221 |
| 16 | 2281 |
| 17 | 2309 |
| 18 | 2311 |
| 19 | 2551 |
| 20 | 2671 |
| 21 | 2677 |
| 22 | 2693 |
| 23 | 2707 |
| 24 | 2789 |
| 25 | 2791 |
| 26 | 3191 |
| 27 | 3253 |
| 28 | 3571 |
| 29 | 3617 |
| 30 | 3877 |
| 31 | 3931 |
| 32 | 4049 |
| 33 | 4787 |
| 34 | 4813 |
| 35 | 4987 |
| 36 | 5021 |
| 37 | 5153 |
| 38 | 5197 |
| 39 | 5227 |
| 40 | 5347 |
| 41 | 5519 |
| 42 | 5669 |
| 43 | 5689 |
| 44 | 5693 |