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 | 7 |
| 2 | 19 |
| 3 | 3163 |
| 4 | 23743 |
| 5 | 28927 |
| 6 | 70783 |
| 7 | 141403 |
| 8 | 198943 |
| 9 | 223837 |
| 10 | 265333 |
| 11 | 283267 |
| 12 | 329503 |
| 13 | 1136383 |
| 14 | 1223263 |
| 15 | 1254427 |
| 16 | 1488427 |
| 17 | 2238043 |
| 18 | 2421163 |
| 19 | 3625243 |
| 20 | 3904603 |
| 21 | 4709143 |
| 22 | 4884127 |
| 23 | 5216683 |
| 24 | 5784133 |
| 25 | 7376683 |
| 26 | 8065627 |
| 27 | 8797183 |
| 28 | 10660333 |
| 29 | 11242717 |
| 30 | 12348223 |
| 31 | 16613803 |
| 32 | 18594019 |
| 33 | 19202167 |
| 34 | 19999027 |