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 | 26 |
| 2 | 676 |
| 3 | 2080 |
| 4 | 6400 |
| 5 | 12960 |
| 6 | 26244 |
| 7 | 44064 |
| 8 | 73984 |
| 9 | 111520 |
| 10 | 168100 |
| 11 | 236160 |
| 12 | 331776 |
| 13 | 443520 |
| 14 | 592900 |
| 15 | 763840 |
| 16 | 984064 |
| 17 | 1232064 |
| 18 | 1542564 |
| 19 | 1887840 |
| 20 | 2310400 |
| 21 | 2775520 |
| 22 | 3334276 |
| 23 | 3944160 |
| 24 | 4665600 |
| 25 | 5447520 |
| 26 | 6360484 |
| 27 | 7344064 |
| 28 | 8479744 |
| 29 | 9696960 |