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 | 1800 |
| 2 | 3720 |
| 3 | 7560 |
| 4 | 15240 |
| 5 | 20832 |
| 6 | 30600 |
| 7 | 42336 |
| 8 | 61320 |
| 9 | 85344 |
| 10 | 109320 |
| 11 | 116040 |
| 12 | 122760 |
| 13 | 171360 |
| 14 | 218760 |
| 15 | 238920 |
| 16 | 245640 |
| 17 | 343392 |
| 18 | 346440 |
| 19 | 395880 |
| 20 | 437640 |
| 21 | 462600 |
| 22 | 484680 |
| 23 | 491400 |
| 24 | 580680 |
| 25 | 687456 |
| 26 | 854760 |
| 27 | 875400 |
| 28 | 896520 |
| 29 | 917880 |
| 30 | 925320 |
| 31 | 950520 |
| 32 | 954120 |
| 33 | 976200 |
| 34 | 982920 |
| 35 | 1011720 |