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 | 1 |
| 3 | 1 |
| 4 | 4 |
| 5 | 1 |
| 6 | 10 |
| 7 | 1 |
| 8 | 36 |
| 9 | 15 |
| 10 | 58 |
| 11 | 57 |
| 12 | 55 |
| 13 | 310 |
| 14 | 177 |
| 15 | 51 |
| 16 | 2389 |
| 17 | 973 |
| 18 | 532 |
| 19 | 1750 |
| 20 | 63 |
| 21 | 1032 |
| 22 | 1240 |
| 23 | 3757 |
| 24 | 9994 |
| 25 | 5854 |
| 26 | 12870 |
| 27 | 46147 |
| 28 | 11923 |
| 29 | 17113 |
| 30 | 10296 |
| 31 | 5977 |