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 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 5 |
| 7 | 6 |
| 8 | 13 |
| 9 | 20 |
| 10 | 27 |
| 11 | 34 |
| 12 | 41 |
| 13 | 48 |
| 14 | 97 |
| 15 | 146 |
| 16 | 195 |
| 17 | 244 |
| 18 | 293 |
| 19 | 342 |
| 20 | 685 |
| 21 | 1028 |
| 22 | 1371 |
| 23 | 1714 |
| 24 | 2057 |
| 25 | 2400 |
| 26 | 4801 |
| 27 | 7202 |
| 28 | 9603 |
| 29 | 12004 |
| 30 | 14405 |
| 31 | 16806 |
| 32 | 33613 |
| 33 | 50420 |
| 34 | 67227 |
| 35 | 84034 |
| 36 | 100841 |
| 37 | 117648 |
| 38 | 235297 |
| 39 | 352946 |
| 40 | 470595 |
| 41 | 588244 |
| 42 | 705893 |
| 43 | 823542 |
| 44 | 1647085 |
| 45 | 2470628 |
| 46 | 3294171 |
| 47 | 4117714 |
| 48 | 4941257 |