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 | 840 |
| 2 | 1320 |
| 3 | 1560 |
| 4 | 1848 |
| 5 | 1890 |
| 6 | 2040 |
| 7 | 2184 |
| 8 | 2280 |
| 9 | 2760 |
| 10 | 2856 |
| 11 | 2970 |
| 12 | 3080 |
| 13 | 3192 |
| 14 | 3432 |
| 15 | 3480 |
| 16 | 3510 |
| 17 | 3640 |
| 18 | 3720 |
| 19 | 3864 |
| 20 | 4158 |
| 21 | 4440 |
| 22 | 4488 |
| 23 | 4590 |
| 24 | 4760 |
| 25 | 4872 |
| 26 | 4914 |
| 27 | 4920 |
| 28 | 5016 |
| 29 | 5130 |
| 30 | 5160 |
| 31 | 5208 |
| 32 | 5250 |
| 33 | 5304 |
| 34 | 5320 |
| 35 | 5640 |
| 36 | 5720 |
| 37 | 5928 |
| 38 | 6072 |
| 39 | 6210 |
| 40 | 6216 |
| 41 | 6360 |
| 42 | 6426 |