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 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 6 |
| 7 | 9 |
| 8 | 12 |
| 9 | 16 |
| 10 | 22 |
| 11 | 23 |
| 12 | 42 |
| 13 | 52 |
| 14 | 57 |
| 15 | 63 |
| 16 | 117 |
| 17 | 119 |
| 18 | 208 |
| 19 | 266 |
| 20 | 324 |
| 21 | 481 |
| 22 | 779 |
| 23 | 1244 |
| 24 | 1289 |
| 25 | 2998 |
| 26 | 5522 |
| 27 | 5599 |
| 28 | 5771 |
| 29 | 6820 |
| 30 | 12367 |
| 31 | 14737 |
| 32 | 22612 |
| 33 | 30623 |
| 34 | 31596 |
| 35 | 58956 |
| 36 | 59133 |
| 37 | 138240 |
| 38 | 163709 |
| 39 | 250655 |
| 40 | 259897 |