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 | 39 |
| 2 | 93 |
| 3 | 309 |
| 4 | 339 |
| 5 | 393 |
| 6 | 403 |
| 7 | 713 |
| 8 | 933 |
| 9 | 939 |
| 10 | 993 |
| 11 | 1137 |
| 12 | 1293 |
| 13 | 1317 |
| 14 | 1329 |
| 15 | 1333 |
| 16 | 1339 |
| 17 | 1369 |
| 18 | 1389 |
| 19 | 1643 |
| 20 | 1703 |
| 21 | 1839 |
| 22 | 1893 |
| 23 | 2263 |
| 24 | 2319 |
| 25 | 2369 |
| 26 | 2573 |
| 27 | 3013 |
| 28 | 3029 |
| 29 | 3039 |
| 30 | 3071 |
| 31 | 3093 |
| 32 | 3099 |
| 33 | 3107 |
| 34 | 3117 |
| 35 | 3139 |
| 36 | 3151 |
| 37 | 3189 |
| 38 | 3193 |
| 39 | 3197 |
| 40 | 3279 |
| 41 | 3309 |
| 42 | 3369 |
| 43 | 3419 |
| 44 | 3459 |