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 | 1 |
| 2 | 14 |
| 3 | 15 |
| 4 | 30 |
| 5 | 60 |
| 6 | 70 |
| 7 | 120 |
| 8 | 210 |
| 9 | 315 |
| 10 | 350 |
| 11 | 630 |
| 12 | 1260 |
| 13 | 1612 |
| 14 | 1680 |
| 15 | 1860 |
| 16 | 2520 |
| 17 | 4095 |
| 18 | 4588 |
| 19 | 5080 |
| 20 | 5250 |
| 21 | 5535 |
| 22 | 8190 |
| 23 | 10850 |
| 24 | 11070 |
| 25 | 11284 |
| 26 | 15240 |
| 27 | 16380 |
| 28 | 17520 |
| 29 | 22140 |
| 30 | 24180 |
| 31 | 32760 |
| 32 | 34125 |
| 33 | 38745 |
| 34 | 39060 |
| 35 | 40880 |
| 36 | 42000 |
| 37 | 42720 |
| 38 | 43216 |
| 39 | 44280 |
| 40 | 45720 |
| 41 | 54243 |
| 42 | 56420 |
| 43 | 59644 |