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) |
---|---|
0 | 2 |
1 | 12 |
2 | 3888 |
3 | 297538935552 |
4 | 675089708540070294583610393745358848 |
5 | 202089899117162771494026986677587201812698520846319037282893739002965043835199487594696085800714664172178112512 |