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 | 2 |
| 4 | 3 |
| 5 | 12 |
| 6 | 12 |
| 7 | 32 |
| 8 | 51 |
| 9 | 144 |
| 10 | 191 |
| 11 | 486 |
| 12 | 679 |
| 13 | 1487 |
| 14 | 3149 |
| 15 | 5909 |
| 16 | 11637 |
| 17 | 18630 |
| 18 | 36928 |
| 19 | 76431 |
| 20 | 141009 |
| 21 | 264784 |
| 22 | 535057 |
| 23 | 921105 |
| 24 | 1774022 |
| 25 | 3388054 |
| 26 | 6303519 |
| 27 | 12255373 |
| 28 | 22527578 |
| 29 | 43358822 |
| 30 | 77695383 |
| 31 | 145170435 |
| 32 | 264722429 |
| 33 | 527776034 |
| 34 | 936538336 |
| 35 | 1807344134 |