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 | 11 |
| 2 | 101 |
| 3 | 1481 |
| 4 | 16061 |
| 5 | 43781 |
| 6 | 144161 |
| 7 | 633461 |
| 8 | 768191 |
| 9 | 1573541 |
| 10 | 1917731 |
| 11 | 5928821 |
| 12 | 11664551 |
| 13 | 35930171 |
| 14 | 54112601 |
| 15 | 73467131 |