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 | 2 |
| 3 | 3 |
| 4 | 6 |
| 5 | 12 |
| 6 | 23 |
| 7 | 43 |
| 8 | 74 |
| 9 | 124 |
| 10 | 195 |
| 11 | 300 |
| 12 | 441 |
| 13 | 637 |
| 14 | 890 |
| 15 | 1226 |
| 16 | 1647 |
| 17 | 2187 |
| 18 | 2848 |
| 19 | 3673 |
| 20 | 4664 |
| 21 | 5874 |
| 22 | 7305 |
| 23 | 9021 |
| 24 | 11024 |
| 25 | 13390 |
| 26 | 16121 |
| 27 | 19306 |
| 28 | 22947 |
| 29 | 27147 |
| 30 | 31908 |
| 31 | 37348 |
| 32 | 43469 |
| 33 | 50405 |
| 34 | 58158 |
| 35 | 66879 |
| 36 | 76570 |
| 37 | 87400 |
| 38 | 99371 |
| 39 | 112671 |
| 40 | 127302 |
| 41 | 143472 |
| 42 | 161183 |
| 43 | 180664 |