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 | 73 |
| 2 | 97 |
| 3 | 233 |
| 4 | 277 |
| 5 | 349 |
| 6 | 353 |
| 7 | 613 |
| 8 | 821 |
| 9 | 877 |
| 10 | 1181 |
| 11 | 1277 |
| 12 | 1613 |
| 13 | 1637 |
| 14 | 1693 |
| 15 | 2357 |
| 16 | 2777 |
| 17 | 3557 |
| 18 | 3989 |
| 19 | 4157 |
| 20 | 4517 |
| 21 | 4889 |
| 22 | 4933 |
| 23 | 5261 |
| 24 | 6113 |
| 25 | 7213 |
| 26 | 9133 |
| 27 | 9181 |
| 28 | 9749 |
| 29 | 10313 |
| 30 | 10909 |
| 31 | 11057 |
| 32 | 11213 |
| 33 | 11257 |
| 34 | 12161 |
| 35 | 12301 |
| 36 | 13033 |
| 37 | 16217 |
| 38 | 16741 |
| 39 | 17989 |
| 40 | 19469 |