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 | 0 |
| 2 | 1035 |
| 3 | 2475 |
| 4 | 10035 |
| 5 | 10350 |
| 6 | 12375 |
| 7 | 14247 |
| 8 | 14724 |
| 9 | 23751 |
| 10 | 24147 |
| 11 | 24714 |
| 12 | 24750 |
| 13 | 24876 |
| 14 | 24975 |
| 15 | 27585 |
| 16 | 28575 |
| 17 | 100035 |
| 18 | 100350 |
| 19 | 102375 |
| 20 | 103428 |
| 21 | 103500 |
| 22 | 107235 |
| 23 | 113724 |
| 24 | 114237 |
| 25 | 123507 |
| 26 | 123714 |
| 27 | 123750 |
| 28 | 123876 |
| 29 | 123975 |
| 30 | 124137 |
| 31 | 128034 |
| 32 | 134505 |
| 33 | 135045 |