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 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 5 |
| 6 | 6 |
| 7 | 11 |
| 8 | 12 |
| 9 | 19 |
| 10 | 23 |
| 11 | 35 |
| 12 | 36 |
| 13 | 63 |
| 14 | 64 |
| 15 | 98 |
| 16 | 112 |
| 17 | 173 |
| 18 | 174 |
| 19 | 291 |
| 20 | 292 |
| 21 | 473 |
| 22 | 509 |
| 23 | 791 |
| 24 | 792 |
| 25 | 1345 |
| 26 | 1356 |
| 27 | 2158 |
| 28 | 2257 |
| 29 | 3634 |
| 30 | 3635 |
| 31 | 6053 |
| 32 | 6054 |
| 33 | 9807 |
| 34 | 10091 |
| 35 | 16173 |
| 36 | 16216 |
| 37 | 26783 |
| 38 | 26784 |
| 39 | 43076 |
| 40 | 43880 |
| 41 | 70631 |
| 42 | 70632 |
| 43 | 114975 |
| 44 | 114976 |
| 45 | 184665 |
| 46 | 186996 |
| 47 | 298644 |
| 48 | 298645 |
| 49 | 481978 |
| 50 | 482011 |