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 | 1 |
| 2 | 60 |
| 3 | 285 |
| 4 | 784 |
| 5 | 1665 |
| 6 | 3036 |
| 7 | 5005 |
| 8 | 7680 |
| 9 | 11169 |
| 10 | 15580 |
| 11 | 21021 |
| 12 | 27600 |
| 13 | 35425 |
| 14 | 44604 |
| 15 | 55245 |
| 16 | 67456 |
| 17 | 81345 |
| 18 | 97020 |
| 19 | 114589 |
| 20 | 134160 |
| 21 | 155841 |
| 22 | 179740 |
| 23 | 205965 |
| 24 | 234624 |
| 25 | 265825 |
| 26 | 299676 |
| 27 | 336285 |
| 28 | 375760 |
| 29 | 418209 |
| 30 | 463740 |
| 31 | 512461 |
| 32 | 564480 |