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 | 103 |
| 2 | 127 |
| 3 | 151 |
| 4 | 223 |
| 5 | 271 |
| 6 | 409 |
| 7 | 433 |
| 8 | 457 |
| 9 | 463 |
| 10 | 577 |
| 11 | 631 |
| 12 | 727 |
| 13 | 769 |
| 14 | 919 |
| 15 | 937 |
| 16 | 967 |
| 17 | 1033 |
| 18 | 1039 |
| 19 | 1063 |
| 20 | 1087 |
| 21 | 1249 |
| 22 | 1279 |
| 23 | 1327 |
| 24 | 1447 |
| 25 | 1471 |
| 26 | 1543 |
| 27 | 1657 |
| 28 | 1753 |
| 29 | 1759 |
| 30 | 1777 |
| 31 | 1783 |
| 32 | 1801 |
| 33 | 1879 |
| 34 | 1951 |
| 35 | 1993 |
| 36 | 2089 |
| 37 | 2143 |
| 38 | 2161 |
| 39 | 2287 |
| 40 | 2311 |
| 41 | 2473 |
| 42 | 2503 |
| 43 | 2551 |