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 | 40040 |
| 2 | 61600 |
| 3 | 72800 |
| 4 | 80080 |
| 5 | 104720 |
| 6 | 117040 |
| 7 | 123200 |
| 8 | 123760 |
| 9 | 138320 |
| 10 | 141680 |
| 11 | 145600 |
| 12 | 154000 |
| 13 | 160160 |
| 14 | 172480 |
| 15 | 200200 |
| 16 | 209440 |
| 17 | 215600 |
| 18 | 234080 |
| 19 | 246400 |
| 20 | 247520 |
| 21 | 254800 |
| 22 | 261800 |
| 23 | 276640 |
| 24 | 280280 |
| 25 | 283360 |
| 26 | 291200 |
| 27 | 292600 |
| 28 | 308000 |