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 | 2 |
| 2 | 608981813029 |
| 3 | 608981813507 |
| 4 | 608981813683 |
| 5 | 608981813819 |
| 6 | 608981814127 |
| 7 | 608981814143 |
| 8 | 608981818999 |
| 9 | 608981820977 |
| 10 | 608981826877 |
| 11 | 608981826977 |
| 12 | 608981827873 |
| 13 | 608981828201 |
| 14 | 608981836363 |
| 15 | 608981836493 |
| 16 | 608981836681 |
| 17 | 608981836973 |
| 18 | 608981836993 |
| 19 | 608981837063 |