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 | 18 |
| 3 | 48 |
| 4 | 54 |
| 5 | 162 |
| 6 | 384 |
| 7 | 486 |
| 8 | 1350 |
| 9 | 1458 |
| 10 | 2250 |
| 11 | 2430 |
| 12 | 3750 |
| 13 | 6000 |
| 14 | 6750 |
| 15 | 7290 |
| 16 | 11250 |
| 17 | 12150 |
| 18 | 14580 |
| 19 | 15000 |
| 20 | 15360 |
| 21 | 18750 |
| 22 | 21870 |
| 23 | 30720 |
| 24 | 33750 |
| 25 | 36450 |
| 26 | 37500 |
| 27 | 43740 |
| 28 | 56250 |
| 29 | 61440 |
| 30 | 65610 |
| 31 | 93750 |
| 32 | 122880 |
| 33 | 168750 |
| 34 | 182250 |
| 35 | 187500 |
| 36 | 196830 |
| 37 | 245760 |
| 38 | 281250 |
| 39 | 328050 |
| 40 | 360150 |
| 41 | 375000 |
| 42 | 393660 |