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 | 8571 |
| 3 | 11371 |
| 4 | 190911 |
| 5 | 12711811 |
| 6 | 14713491 |
| 7 | 19090911 |
| 8 | 71119711 |
| 9 | 12531135391 |
| 10 | 15311195711 |
| 11 | 112717566411 |
| 12 | 158318548011 |
| 13 | 518914376931 |
| 14 | 7292811659931 |