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 | 66 |
| 3 | 516 |
| 4 | 3450 |
| 5 | 7200 |
| 6 | 8850 |
| 7 | 12480 |
| 8 | 16500 |
| 9 | 18234 |
| 10 | 18534 |
| 11 | 19440 |
| 12 | 21246 |
| 13 | 26466 |
| 14 | 28596 |
| 15 | 39036 |
| 16 | 41634 |
| 17 | 43500 |
| 18 | 43710 |
| 19 | 54186 |
| 20 | 54876 |
| 21 | 59316 |
| 22 | 68886 |
| 23 | 77184 |
| 24 | 81540 |
| 25 | 82134 |
| 26 | 88044 |
| 27 | 89064 |
| 28 | 95796 |
| 29 | 97530 |
| 30 | 98610 |
| 31 | 108294 |
| 32 | 111864 |
| 33 | 113160 |
| 34 | 120534 |
| 35 | 120696 |