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) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 3 |
| 6 | 3 |
| 7 | 4 |
| 8 | 5 |
| 9 | 7 |
| 10 | 9 |
| 11 | 11 |
| 12 | 14 |
| 13 | 18 |
| 14 | 22 |
| 15 | 28 |
| 16 | 35 |
| 17 | 44 |
| 18 | 55 |
| 19 | 69 |
| 20 | 86 |
| 21 | 108 |
| 22 | 135 |
| 23 | 169 |
| 24 | 211 |
| 25 | 264 |
| 26 | 330 |
| 27 | 413 |
| 28 | 516 |
| 29 | 646 |
| 30 | 807 |
| 31 | 1009 |
| 32 | 1262 |
| 33 | 1577 |
| 34 | 1972 |
| 35 | 2465 |
| 36 | 3081 |
| 37 | 3851 |
| 38 | 4814 |
| 39 | 6018 |
| 40 | 7523 |
| 41 | 9403 |
| 42 | 11754 |
| 43 | 14693 |
| 44 | 18367 |
| 45 | 22958 |
| 46 | 28698 |
| 47 | 35873 |
| 48 | 44841 |
| 49 | 56051 |
| 50 | 70064 |
| 51 | 87581 |