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 | 3 |
| 5 | 5 |
| 6 | 11 |
| 7 | 19 |
| 8 | 73 |
| 9 | 86 |
| 10 | 163 |
| 11 | 203 |
| 12 | 286 |
| 13 | 803 |
| 14 | 1399 |
| 15 | 2723 |
| 16 | 4870 |
| 17 | 8789 |
| 18 | 13937 |
| 19 | 14987 |
| 20 | 42081 |
| 21 | 85577 |
| 22 | 159982 |
| 23 | 117889 |
| 24 | 437874 |
| 25 | 818640 |
| 26 | 1556563 |
| 27 | 2919414 |
| 28 | 4532317 |
| 29 | 9420591 |
| 30 | 11784270 |
| 31 | 30183102 |
| 32 | 58689399 |
| 33 | 75549818 |
| 34 | 192950540 |
| 35 | 369713351 |