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 | 2 |
| 2 | 4 |
| 3 | 8 |
| 4 | 15 |
| 5 | 26 |
| 6 | 48 |
| 7 | 78 |
| 8 | 133 |
| 9 | 202 |
| 10 | 316 |
| 11 | 474 |
| 12 | 755 |
| 13 | 1054 |
| 14 | 1604 |
| 15 | 2196 |
| 16 | 3305 |
| 17 | 4370 |
| 18 | 6208 |
| 19 | 8228 |
| 20 | 11631 |
| 21 | 15086 |
| 22 | 20912 |
| 23 | 26842 |
| 24 | 37581 |
| 25 | 46626 |
| 26 | 64052 |
| 27 | 79984 |
| 28 | 109635 |
| 29 | 133314 |
| 30 | 176156 |
| 31 | 217094 |
| 32 | 291409 |
| 33 | 343872 |
| 34 | 457828 |
| 35 | 547576 |
| 36 | 718375 |
| 37 | 852074 |
| 38 | 1112128 |
| 39 | 1308230 |
| 40 | 1714741 |