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 | 2 |
| 3 | 4 |
| 4 | 8 |
| 5 | 9 |
| 6 | 10 |
| 7 | 25 |
| 8 | 71 |
| 9 | 103 |
| 10 | 115 |
| 11 | 157 |
| 12 | 231 |
| 13 | 329 |
| 14 | 1783 |
| 15 | 1835 |
| 16 | 4476 |
| 17 | 5128 |
| 18 | 12462 |
| 19 | 16274 |
| 20 | 25035 |
| 21 | 42174 |
| 22 | 72589 |
| 23 | 85968 |
| 24 | 147666 |
| 25 | 613726 |
| 26 | 1088825 |
| 27 | 1112415 |
| 28 | 3125316 |
| 29 | 3929736 |
| 30 | 5742036 |
| 31 | 7639447 |
| 32 | 25716100 |
| 33 | 32780150 |
| 34 | 48132247 |
| 35 | 76049401 |
| 36 | 100464259 |
| 37 | 108803364 |
| 38 | 186018939 |