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 | 4 |
| 3 | 3 |
| 4 | 5 |
| 5 | 7 |
| 6 | 66 |
| 7 | 35 |
| 8 | 88 |
| 9 | 135 |
| 10 | 35 |
| 11 | 56 |
| 12 | 44 |
| 13 | 1313 |
| 14 | 63 |
| 15 | 220 |
| 16 | 48 |
| 17 | 1683 |
| 18 | 3465 |
| 19 | 4655 |
| 20 | 1254 |
| 21 | 4158 |
| 22 | 7348 |
| 23 | 28865 |
| 24 | 2700 |
| 25 | 48950 |
| 26 | 10556 |
| 27 | 13545 |
| 28 | 14872 |
| 29 | 132385 |
| 30 | 168120 |
| 31 | 212102 |
| 32 | 89056 |
| 33 | 111573 |
| 34 | 209270 |
| 35 | 520905 |
| 36 | 323586 |
| 37 | 800569 |
| 38 | 988570 |
| 39 | 1216215 |
| 40 | 35560 |
| 41 | 1827903 |
| 42 | 744436 |