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 | 20790 |
| 2 | 26040 |
| 3 | 43890 |
| 4 | 268380 |
| 5 | 368280 |
| 6 | 377580 |
| 7 | 415380 |
| 8 | 426720 |
| 9 | 547470 |
| 10 | 566580 |
| 11 | 777480 |
| 12 | 906780 |
| 13 | 996030 |
| 14 | 1659000 |
| 15 | 1744470 |
| 16 | 2102730 |
| 17 | 2179320 |
| 18 | 2454270 |
| 19 | 2699970 |
| 20 | 3682770 |
| 21 | 4373880 |
| 22 | 5053860 |
| 23 | 5340060 |
| 24 | 5791170 |
| 25 | 5874660 |
| 26 | 5894070 |
| 27 | 5936280 |
| 28 | 6035040 |
| 29 | 7067340 |
| 30 | 8013060 |