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 | 2 |
| 4 | 3 |
| 5 | 8 |
| 6 | 13 |
| 7 | 40 |
| 8 | 65 |
| 9 | 211 |
| 10 | 343 |
| 11 | 1148 |
| 12 | 1866 |
| 13 | 6369 |
| 14 | 10351 |
| 15 | 35816 |
| 16 | 58201 |
| 17 | 203424 |
| 18 | 330525 |
| 19 | 1164228 |
| 20 | 1891454 |
| 21 | 6703372 |
| 22 | 10889622 |
| 23 | 38785840 |
| 24 | 63002765 |
| 25 | 225325940 |
| 26 | 365989685 |
| 27 | 1313494396 |
| 28 | 2133343150 |
| 29 | 7679038865 |
| 30 | 12471457095 |
| 31 | 45006411960 |
| 32 | 73091197335 |