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 | 4 |
| 2 | 39 |
| 3 | 259 |
| 4 | 327 |
| 5 | 403 |
| 6 | 579 |
| 7 | 679 |
| 8 | 1027 |
| 9 | 1159 |
| 10 | 1299 |
| 11 | 1603 |
| 12 | 1939 |
| 13 | 2119 |
| 14 | 2307 |
| 15 | 3139 |
| 16 | 3603 |
| 17 | 4359 |
| 18 | 4627 |
| 19 | 6087 |
| 20 | 6403 |
| 21 | 7747 |
| 22 | 9607 |
| 23 | 10003 |
| 24 | 10407 |
| 25 | 10819 |
| 26 | 11667 |
| 27 | 13459 |
| 28 | 13927 |
| 29 | 14403 |
| 30 | 16387 |
| 31 | 18499 |
| 32 | 21907 |
| 33 | 23107 |
| 34 | 26899 |
| 35 | 28903 |
| 36 | 30279 |
| 37 | 30979 |
| 38 | 33127 |
| 39 | 35347 |
| 40 | 36103 |
| 41 | 36867 |
| 42 | 38419 |