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 | 171 |
| 3 | 324 |
| 4 | 378 |
| 5 | 468 |
| 6 | 684 |
| 7 | 1710 |
| 8 | 3240 |
| 9 | 3780 |
| 10 | 4680 |
| 11 | 6840 |
| 12 | 17100 |
| 13 | 28845 |
| 14 | 29241 |
| 15 | 32400 |
| 16 | 34884 |
| 17 | 37800 |
| 18 | 46800 |
| 19 | 46944 |
| 20 | 48924 |
| 21 | 68400 |
| 22 | 69174 |
| 23 | 84348 |
| 24 | 171000 |
| 25 | 242424 |
| 26 | 288450 |
| 27 | 292410 |
| 28 | 324000 |
| 29 | 348840 |
| 30 | 378000 |
| 31 | 467424 |
| 32 | 468000 |
| 33 | 469440 |
| 34 | 489240 |
| 35 | 493794 |
| 36 | 684000 |
| 37 | 691740 |