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 | 5830 |
| 2 | 6870 |
| 3 | 13490 |
| 4 | 16401 |
| 5 | 58406 |
| 6 | 60146 |
| 7 | 61910 |
| 8 | 65534 |
| 9 | 75130 |
| 10 | 136114 |
| 11 | 148827 |
| 12 | 153178 |
| 13 | 213538 |
| 14 | 257358 |
| 15 | 269074 |
| 16 | 273054 |
| 17 | 327198 |
| 18 | 354102 |
| 19 | 377310 |
| 20 | 382038 |
| 21 | 403611 |
| 22 | 443685 |
| 23 | 475323 |
| 24 | 488774 |
| 25 | 496905 |
| 26 | 665130 |
| 27 | 684510 |
| 28 | 691026 |
| 29 | 799846 |
| 30 | 817563 |