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 | 6 |
| 2 | 56 |
| 3 | 656 |
| 4 | 8656 |
| 5 | 38656 |
| 6 | 238656 |
| 7 | 7238656 |
| 8 | 47238656 |
| 9 | 447238656 |
| 10 | 7447238656 |
| 11 | 27447238656 |
| 12 | 227447238656 |
| 13 | 3227447238656 |