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 | 4 |
| 2 | 24 |
| 3 | 36 |
| 4 | 54 |
| 5 | 81 |
| 6 | 160 |
| 7 | 240 |
| 8 | 360 |
| 9 | 400 |
| 10 | 540 |
| 11 | 600 |
| 12 | 810 |
| 13 | 896 |
| 14 | 900 |
| 15 | 1000 |
| 16 | 1215 |
| 17 | 1344 |
| 18 | 1350 |
| 19 | 1500 |
| 20 | 2016 |
| 21 | 2025 |
| 22 | 2240 |
| 23 | 2250 |
| 24 | 2500 |
| 25 | 3024 |
| 26 | 3136 |
| 27 | 3360 |
| 28 | 3375 |
| 29 | 3750 |
| 30 | 4536 |
| 31 | 4704 |
| 32 | 5040 |
| 33 | 5600 |
| 34 | 5625 |
| 35 | 5632 |
| 36 | 6250 |
| 37 | 6804 |
| 38 | 7056 |
| 39 | 7560 |
| 40 | 7840 |
| 41 | 8400 |
| 42 | 8448 |
| 43 | 9375 |
| 44 | 10206 |
| 45 | 10584 |
| 46 | 10976 |