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 | 25 |
| 2 | 121 |
| 3 | 225 |
| 4 | 343 |
| 5 | 1089 |
| 6 | 1323 |
| 7 | 2187 |
| 8 | 2197 |
| 9 | 3025 |
| 10 | 3087 |
| 11 | 3249 |
| 12 | 5929 |
| 13 | 6125 |
| 14 | 6859 |
| 15 | 7803 |
| 16 | 8575 |
| 17 | 9261 |
| 18 | 10125 |
| 19 | 11881 |
| 20 | 11907 |
| 21 | 14161 |
| 22 | 15125 |
| 23 | 16641 |
| 24 | 16807 |
| 25 | 19683 |
| 26 | 19773 |
| 27 | 21025 |
| 28 | 22707 |
| 29 | 25921 |
| 30 | 27889 |
| 31 | 29241 |
| 32 | 29791 |
| 33 | 30375 |
| 34 | 33275 |
| 35 | 36125 |
| 36 | 41067 |
| 37 | 42849 |
| 38 | 44217 |
| 39 | 45125 |
| 40 | 45369 |
| 41 | 49729 |