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 | 1 |
| 3 | 3 |
| 4 | 7 |
| 5 | 14 |
| 6 | 26 |
| 7 | 47 |
| 8 | 86 |
| 9 | 160 |
| 10 | 300 |
| 11 | 562 |
| 12 | 1051 |
| 13 | 1962 |
| 14 | 3661 |
| 15 | 6833 |
| 16 | 12757 |
| 17 | 23820 |
| 18 | 44477 |
| 19 | 83045 |
| 20 | 155052 |
| 21 | 289493 |
| 22 | 540506 |
| 23 | 1009172 |
| 24 | 1884217 |
| 25 | 3518007 |
| 26 | 6568439 |
| 27 | 12263866 |
| 28 | 22897737 |
| 29 | 42752130 |
| 30 | 79822071 |
| 31 | 149034991 |
| 32 | 278261743 |
| 33 | 519539714 |
| 34 | 970027388 |
| 35 | 1811128400 |