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 | 4 |
| 2 | 68 |
| 3 | 282 |
| 4 | 736 |
| 5 | 1520 |
| 6 | 2724 |
| 7 | 4438 |
| 8 | 6752 |
| 9 | 9756 |
| 10 | 13540 |
| 11 | 18194 |
| 12 | 23808 |
| 13 | 30472 |
| 14 | 38276 |
| 15 | 47310 |
| 16 | 57664 |
| 17 | 69428 |
| 18 | 82692 |
| 19 | 97546 |
| 20 | 114080 |
| 21 | 132384 |
| 22 | 152548 |
| 23 | 174662 |
| 24 | 198816 |
| 25 | 225100 |
| 26 | 253604 |
| 27 | 284418 |
| 28 | 317632 |
| 29 | 353336 |
| 30 | 391620 |
| 31 | 432574 |
| 32 | 476288 |
| 33 | 522852 |
| 34 | 572356 |
| 35 | 624890 |
| 36 | 680544 |