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 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 4 |
| 5 | 4 |
| 6 | 14 |
| 7 | 18 |
| 8 | 44 |
| 9 | 67 |
| 10 | 117 |
| 11 | 166 |
| 12 | 283 |
| 13 | 391 |
| 14 | 603 |
| 15 | 848 |
| 16 | 1250 |
| 17 | 1702 |
| 18 | 2442 |
| 19 | 3280 |
| 20 | 4565 |
| 21 | 6094 |
| 22 | 8266 |
| 23 | 10878 |
| 24 | 14566 |
| 25 | 18970 |
| 26 | 24953 |
| 27 | 32255 |
| 28 | 41909 |
| 29 | 53619 |
| 30 | 68983 |
| 31 | 87542 |
| 32 | 111496 |
| 33 | 140561 |
| 34 | 177436 |
| 35 | 222125 |
| 36 | 278425 |
| 37 | 346293 |
| 38 | 430951 |
| 39 | 533083 |
| 40 | 659268 |
| 41 | 810948 |
| 42 | 997322 |