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 | 5 |
| 3 | 13 |
| 4 | 25 |
| 5 | 65 |
| 6 | 125 |
| 7 | 169 |
| 8 | 325 |
| 9 | 625 |
| 10 | 845 |
| 11 | 1625 |
| 12 | 2197 |
| 13 | 3125 |
| 14 | 4225 |
| 15 | 8125 |
| 16 | 10985 |
| 17 | 15625 |
| 18 | 21125 |
| 19 | 28561 |
| 20 | 40625 |
| 21 | 54925 |
| 22 | 78125 |
| 23 | 105625 |
| 24 | 142805 |
| 25 | 203125 |
| 26 | 274625 |
| 27 | 371293 |
| 28 | 390625 |
| 29 | 528125 |
| 30 | 714025 |
| 31 | 1015625 |
| 32 | 1373125 |
| 33 | 1856465 |
| 34 | 1953125 |
| 35 | 2640625 |