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 | 6 |
| 4 | 17 |
| 5 | 44 |
| 6 | 81 |
| 7 | 142 |
| 8 | 217 |
| 9 | 324 |
| 10 | 485 |
| 11 | 666 |
| 12 | 913 |
| 13 | 1208 |
| 14 | 1529 |
| 15 | 1906 |
| 16 | 2373 |
| 17 | 2936 |
| 18 | 3533 |
| 19 | 4238 |
| 20 | 5019 |
| 21 | 5840 |
| 22 | 6787 |
| 23 | 7822 |
| 24 | 8995 |
| 25 | 10360 |
| 26 | 11825 |
| 27 | 13342 |
| 28 | 14967 |
| 29 | 16648 |
| 30 | 18445 |
| 31 | 20662 |
| 32 | 23003 |
| 33 | 25536 |
| 34 | 28135 |
| 35 | 31074 |
| 36 | 34083 |
| 37 | 37308 |
| 38 | 40755 |
| 39 | 44354 |
| 40 | 48187 |
| 41 | 52260 |