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 | 18 |
| 3 | 88 |
| 4 | 276 |
| 5 | 664 |
| 6 | 1366 |
| 7 | 2512 |
| 8 | 4264 |
| 9 | 6800 |
| 10 | 10330 |
| 11 | 15080 |
| 12 | 21308 |
| 13 | 29288 |
| 14 | 39326 |
| 15 | 51744 |
| 16 | 66896 |
| 17 | 85152 |
| 18 | 106914 |
| 19 | 132600 |
| 20 | 162660 |
| 21 | 197560 |
| 22 | 237798 |
| 23 | 283888 |
| 24 | 336376 |
| 25 | 395824 |
| 26 | 462826 |
| 27 | 537992 |
| 28 | 621964 |
| 29 | 715400 |
| 30 | 818990 |
| 31 | 933440 |
| 32 | 1059488 |
| 33 | 1197888 |
| 34 | 1349426 |