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 | 8 |
| 2 | 60 |
| 3 | 532 |
| 4 | 5100 |
| 5 | 50317 |
| 6 | 501000 |
| 7 | 5003163 |
| 8 | 50010000 |
| 9 | 500031623 |
| 10 | 5000100000 |
| 11 | 50000316228 |
| 12 | 500001000000 |
| 13 | 5000003162278 |
| 14 | 50000010000000 |
| 15 | 500000031622777 |
| 16 | 5000000100000000 |
| 17 | 50000000316227767 |
| 18 | 500000001000000000 |
| 19 | 5000000003162277661 |
| 20 | 50000000010000000000 |