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 | 0 |
| 2 | 0 |
| 3 | 157 |
| 4 | 1097 |
| 5 | 10039 |
| 6 | 100129 |
| 7 | 1000039 |
| 8 | 10000169 |
| 9 | 100000543 |
| 10 | 1000000097 |
| 11 | 10000000277 |
| 12 | 100000000237 |
| 13 | 1000000001159 |
| 14 | 10000000000853 |
| 15 | 100000000001173 |
| 16 | 1000000000000273 |
| 17 | 10000000000000079 |
| 18 | 100000000000001249 |