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 | 0 |
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 7 |
| 5 | 12 |
| 6 | 19 |
| 7 | 30 |
| 8 | 53 |
| 9 | 75 |
| 10 | 113 |
| 11 | 163 |
| 12 | 235 |
| 13 | 328 |
| 14 | 461 |
| 15 | 628 |
| 16 | 868 |
| 17 | 1163 |
| 18 | 1564 |
| 19 | 2069 |
| 20 | 2743 |
| 21 | 3578 |
| 22 | 4674 |
| 23 | 6036 |
| 24 | 7795 |
| 25 | 9962 |
| 26 | 12728 |
| 27 | 16151 |
| 28 | 20441 |
| 29 | 25714 |
| 30 | 32290 |
| 31 | 40332 |
| 32 | 50292 |
| 33 | 62405 |
| 34 | 77288 |
| 35 | 95339 |
| 36 | 117382 |
| 37 | 143987 |
| 38 | 176298 |
| 39 | 215168 |
| 40 | 262121 |
| 41 | 318385 |
| 42 | 386043 |
| 43 | 466838 |
| 44 | 563577 |
| 45 | 678712 |