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 | 3 |
| 1 | 5 |
| 2 | 8 |
| 3 | 12 |
| 4 | 17 |
| 5 | 24 |
| 6 | 33 |
| 7 | 45 |
| 8 | 61 |
| 9 | 82 |
| 10 | 110 |
| 11 | 147 |
| 12 | 196 |
| 13 | 261 |
| 14 | 347 |
| 15 | 461 |
| 16 | 612 |
| 17 | 812 |
| 18 | 1077 |
| 19 | 1428 |
| 20 | 1893 |
| 21 | 2509 |
| 22 | 3325 |
| 23 | 4406 |
| 24 | 5838 |
| 25 | 7735 |
| 26 | 10248 |
| 27 | 13577 |
| 28 | 17987 |
| 29 | 23829 |
| 30 | 31568 |
| 31 | 41820 |
| 32 | 55401 |
| 33 | 73392 |
| 34 | 97225 |
| 35 | 128797 |
| 36 | 170621 |
| 37 | 226026 |
| 38 | 299422 |
| 39 | 396651 |
| 40 | 525452 |
| 41 | 696077 |
| 42 | 922107 |