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 | 429 |
| 1 | 1430 |
| 2 | 3432 |
| 3 | 7072 |
| 4 | 13260 |
| 5 | 23256 |
| 6 | 38760 |
| 7 | 62016 |
| 8 | 95931 |
| 9 | 144210 |
| 10 | 211508 |
| 11 | 303600 |
| 12 | 427570 |
| 13 | 592020 |
| 14 | 807300 |
| 15 | 1085760 |
| 16 | 1442025 |
| 17 | 1893294 |
| 18 | 2459664 |
| 19 | 3164480 |
| 20 | 4034712 |
| 21 | 5101360 |
| 22 | 6399888 |
| 23 | 7970688 |
| 24 | 9859575 |
| 25 | 12118314 |
| 26 | 14805180 |
| 27 | 17985552 |
| 28 | 21732542 |
| 29 | 26127660 |
| 30 | 31261516 |