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 | 1806 |
| 2 | 12642 |
| 3 | 88494 |
| 4 | 6030842622 |
| 5 | 259326232746 |
| 6 | 11151028008078 |
| 7 | 468349207181898 |
| 8 | 479494204347354 |
| 9 | 20139015908821614 |
| 10 | 20618250786936222 |
| 11 | 865977684079329402 |
| 12 | 886584783838257546 |
| 13 | 36371531080539016782 |
| 14 | 37237040415411164286 |
| 15 | 38123145705045074478 |
| 16 | 1563975836463177721626 |