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 | 2 |
| 5 | 3 |
| 6 | 5 |
| 7 | 9 |
| 8 | 16 |
| 9 | 28 |
| 10 | 51 |
| 11 | 92 |
| 12 | 169 |
| 13 | 312 |
| 14 | 580 |
| 15 | 1082 |
| 16 | 2029 |
| 17 | 3819 |
| 18 | 7214 |
| 19 | 13669 |
| 20 | 25971 |
| 21 | 49468 |
| 22 | 94439 |
| 23 | 180666 |
| 24 | 346277 |
| 25 | 664852 |
| 26 | 1278561 |
| 27 | 2462414 |
| 28 | 4748941 |
| 29 | 9170369 |
| 30 | 17729380 |
| 31 | 34314929 |
| 32 | 66485175 |
| 33 | 128940946 |
| 34 | 250297130 |
| 35 | 486291567 |
| 36 | 945566936 |