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 | 104 |
| 3 | 781 |
| 4 | 2801 |
| 5 | 16105 |
| 6 | 30941 |
| 7 | 88741 |
| 8 | 13032 |
| 9 | 12166 |
| 10 | 70728 |
| 11 | 190861 |
| 12 | 1926221 |
| 13 | 2896405 |
| 14 | 79506 |
| 15 | 736 |
| 16 | 8042221 |
| 17 | 102689 |
| 18 | 3720 |
| 19 | 20151120 |
| 20 | 2863280 |
| 21 | 546120 |
| 22 | 39449441 |
| 23 | 48030024 |
| 24 | 3690720 |
| 25 | 29509760 |
| 26 | 104060400 |
| 27 | 37516960 |
| 28 | 132316201 |
| 29 | 28231632 |
| 30 | 6384 |
| 31 | 86714880 |
| 32 | 2248090 |
| 33 | 3128 |