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 | 11 |
| 2 | 50 |
| 3 | 19 |
| 4 | 150 |
| 5 | 124 |
| 6 | 33 |
| 7 | 355 |
| 8 | 486 |
| 9 | 311 |
| 10 | 57 |
| 11 | 721 |
| 12 | 1421 |
| 13 | 1597 |
| 14 | 775 |
| 15 | 97 |
| 16 | 1316 |
| 17 | 3437 |
| 18 | 5778 |
| 19 | 5211 |
| 20 | 1895 |
| 21 | 166 |
| 22 | 2220 |
| 23 | 7280 |
| 24 | 16660 |
| 25 | 23320 |
| 26 | 16649 |
| 27 | 4663 |
| 28 | 285 |
| 29 | 3525 |
| 30 | 13980 |
| 31 | 40978 |
| 32 | 80132 |
| 33 | 92037 |
| 34 | 53553 |
| 35 | 11518 |
| 36 | 489 |
| 37 | 5335 |
| 38 | 24897 |
| 39 | 89622 |
| 40 | 228826 |
| 41 | 376559 |
| 42 | 365810 |