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 | 16 |
| 2 | 174 |
| 3 | 690 |
| 4 | 1876 |
| 5 | 4140 |
| 6 | 7986 |
| 7 | 14014 |
| 8 | 22920 |
| 9 | 35496 |
| 10 | 52630 |
| 11 | 75306 |
| 12 | 104604 |
| 13 | 141700 |
| 14 | 187866 |
| 15 | 244470 |
| 16 | 312976 |
| 17 | 394944 |
| 18 | 492030 |
| 19 | 605986 |
| 20 | 738660 |
| 21 | 891996 |
| 22 | 1068034 |
| 23 | 1268910 |
| 24 | 1496856 |
| 25 | 1754200 |
| 26 | 2043366 |
| 27 | 2366874 |
| 28 | 2727340 |
| 29 | 3127476 |
| 30 | 3570090 |
| 31 | 4058086 |
| 32 | 4594464 |
| 33 | 5182320 |