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 | 2 |
| 3 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 6 |
| 7 | 9 |
| 8 | 15 |
| 9 | 25 |
| 10 | 44 |
| 11 | 80 |
| 12 | 148 |
| 13 | 281 |
| 14 | 544 |
| 15 | 1070 |
| 16 | 2139 |
| 17 | 4343 |
| 18 | 8946 |
| 19 | 18676 |
| 20 | 39495 |
| 21 | 84545 |
| 22 | 183102 |
| 23 | 400981 |
| 24 | 887517 |
| 25 | 1984548 |
| 26 | 4481308 |
| 27 | 10215173 |
| 28 | 23498233 |
| 29 | 54529901 |
| 30 | 127618907 |
| 31 | 301130984 |
| 32 | 716214216 |