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 | 2 |
| 2 | 4 |
| 3 | 6 |
| 4 | 12 |
| 5 | 16 |
| 6 | 24 |
| 7 | 48 |
| 8 | 60 |
| 9 | 120 |
| 10 | 240 |
| 11 | 288 |
| 12 | 384 |
| 13 | 576 |
| 14 | 1152 |
| 15 | 2304 |
| 16 | 2688 |
| 17 | 5376 |
| 18 | 8064 |
| 19 | 16128 |
| 20 | 20160 |
| 21 | 40320 |
| 22 | 46080 |
| 23 | 92160 |
| 24 | 184320 |
| 25 | 368640 |
| 26 | 737280 |
| 27 | 983040 |
| 28 | 1966080 |
| 29 | 3932160 |
| 30 | 4423680 |
| 31 | 6635520 |
| 32 | 13271040 |
| 33 | 15925248 |
| 34 | 31850496 |
| 35 | 63700992 |
| 36 | 127401984 |