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 | 102345689 |
| 2 | 102345697 |
| 3 | 102345869 |
| 4 | 102346789 |
| 5 | 102346879 |
| 6 | 102346897 |
| 7 | 102346957 |
| 8 | 102347689 |
| 9 | 102348679 |
| 10 | 102348769 |
| 11 | 102349867 |
| 12 | 102354689 |
| 13 | 102354697 |
| 14 | 102356489 |
| 15 | 102356789 |
| 16 | 102356987 |
| 17 | 102358769 |
| 18 | 102358967 |
| 19 | 102364859 |
| 20 | 102364879 |
| 21 | 102365897 |