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 | 0 |
| 2 | 9 |
| 3 | 36 |
| 4 | 900 |
| 5 | 3600 |
| 6 | 3969 |
| 7 | 6889 |
| 8 | 8836 |
| 9 | 38809 |
| 10 | 69696 |
| 11 | 80089 |
| 12 | 90000 |
| 13 | 93636 |
| 14 | 339889 |
| 15 | 360000 |
| 16 | 363609 |
| 17 | 380689 |
| 18 | 396900 |
| 19 | 660969 |
| 20 | 688900 |
| 21 | 693889 |
| 22 | 698896 |
| 23 | 883600 |
| 24 | 896809 |
| 25 | 988036 |
| 26 | 3663396 |
| 27 | 3869089 |
| 28 | 3880900 |
| 29 | 3988009 |
| 30 | 6066369 |
| 31 | 6086089 |
| 32 | 6969600 |
| 33 | 8008900 |
| 34 | 8088336 |
| 35 | 8803089 |