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 | 114 |
| 2 | 12996 |
| 3 | 302053 |
| 4 | 3984317 |
| 5 | 75877068 |
| 6 | 2192313402 |
| 7 | 58576420100 |
| 8 | 1302269111985 |
| 9 | 28206984293659 |
| 10 | 655766390218062 |
| 11 | 15755573245806302 |
| 12 | 370650107059787034 |
| 13 | 8548930540422322425 |
| 14 | 197761650191226073279 |
| 15 | 4617841834907852976248 |