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 | 15 |
| 2 | 36 |
| 3 | 63 |
| 4 | 96 |
| 5 | 135 |
| 6 | 180 |
| 7 | 231 |
| 8 | 288 |
| 9 | 351 |
| 10 | 420 |
| 11 | 495 |
| 12 | 576 |
| 13 | 663 |
| 14 | 756 |
| 15 | 855 |
| 16 | 960 |
| 17 | 1071 |
| 18 | 1188 |
| 19 | 1311 |
| 20 | 1440 |
| 21 | 1575 |
| 22 | 1716 |
| 23 | 1863 |
| 24 | 2016 |
| 25 | 2175 |
| 26 | 2340 |
| 27 | 2511 |
| 28 | 2688 |
| 29 | 2871 |
| 30 | 3060 |
| 31 | 3255 |
| 32 | 3456 |
| 33 | 3663 |
| 34 | 3876 |
| 35 | 4095 |
| 36 | 4320 |
| 37 | 4551 |
| 38 | 4788 |
| 39 | 5031 |
| 40 | 5280 |
| 41 | 5535 |
| 42 | 5796 |
| 43 | 6063 |
| 44 | 6336 |
| 45 | 6615 |
| 46 | 6900 |