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 | 121 |
| 2 | 1331 |
| 3 | 1991 |
| 4 | 8921 |
| 5 | 9691 |
| 6 | 12991 |
| 7 | 14641 |
| 8 | 19921 |
| 9 | 21901 |
| 10 | 32761 |
| 11 | 89221 |
| 12 | 98131 |
| 13 | 106601 |
| 14 | 142901 |
| 15 | 146791 |
| 16 | 159461 |
| 17 | 161051 |
| 18 | 199991 |
| 19 | 213761 |
| 20 | 219131 |
| 21 | 240911 |
| 22 | 327791 |
| 23 | 360371 |
| 24 | 657721 |
| 25 | 714491 |
| 26 | 776161 |
| 27 | 892991 |
| 28 | 957791 |
| 29 | 976921 |
| 30 | 981431 |
| 31 | 1040461 |
| 32 | 1079441 |
| 33 | 1172611 |
| 34 | 1394761 |
| 35 | 1468091 |