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) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 6 |
| 5 | 10 |
| 6 | 18 |
| 7 | 31 |
| 8 | 56 |
| 9 | 98 |
| 10 | 174 |
| 11 | 306 |
| 12 | 542 |
| 13 | 956 |
| 14 | 1690 |
| 15 | 2984 |
| 16 | 5273 |
| 17 | 9313 |
| 18 | 16453 |
| 19 | 29062 |
| 20 | 51340 |
| 21 | 90689 |
| 22 | 160203 |
| 23 | 282994 |
| 24 | 499908 |
| 25 | 883078 |
| 26 | 1559948 |
| 27 | 2755624 |
| 28 | 4867776 |
| 29 | 8598858 |
| 30 | 15189770 |
| 31 | 26832521 |
| 32 | 47399291 |
| 33 | 83730207 |
| 34 | 147908288 |
| 35 | 261277998 |
| 36 | 461544073 |