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 | 203125 |
| 2 | 265625 |
| 3 | 406250 |
| 4 | 453125 |
| 5 | 531250 |
| 6 | 578125 |
| 7 | 609375 |
| 8 | 640625 |
| 9 | 796875 |
| 10 | 812500 |
| 11 | 828125 |
| 12 | 906250 |
| 13 | 953125 |
| 14 | 1062500 |
| 15 | 1140625 |
| 16 | 1156250 |
| 17 | 1218750 |
| 18 | 1281250 |
| 19 | 1359375 |
| 20 | 1390625 |
| 21 | 1421875 |
| 22 | 1515625 |
| 23 | 1578125 |
| 24 | 1593750 |
| 25 | 1625000 |
| 26 | 1656250 |
| 27 | 1703125 |
| 28 | 1734375 |
| 29 | 1765625 |
| 30 | 1812500 |