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 | 5 |
| 2 | 41 |
| 3 | 59 |
| 4 | 149 |
| 5 | 239 |
| 6 | 311 |
| 7 | 347 |
| 8 | 419 |
| 9 | 599 |
| 10 | 617 |
| 11 | 1031 |
| 12 | 1049 |
| 13 | 1229 |
| 14 | 1301 |
| 15 | 1319 |
| 16 | 1427 |
| 17 | 1481 |
| 18 | 1607 |
| 19 | 1697 |
| 20 | 1787 |
| 21 | 1877 |
| 22 | 1931 |
| 23 | 1949 |
| 24 | 2111 |
| 25 | 2129 |
| 26 | 2237 |
| 27 | 2309 |
| 28 | 2381 |
| 29 | 2687 |
| 30 | 3119 |
| 31 | 3299 |
| 32 | 3371 |
| 33 | 3389 |
| 34 | 3461 |
| 35 | 3767 |
| 36 | 3821 |
| 37 | 3929 |
| 38 | 4001 |
| 39 | 4019 |
| 40 | 4091 |
| 41 | 4127 |
| 42 | 4217 |
| 43 | 4271 |
| 44 | 4649 |
| 45 | 4721 |