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 | 40 |
2 | 2330240 |
3 | 23841478316240 |
4 | 727595761412384191996240 |
5 | 346944695195361418881919264813260396240 |
6 | 12924697071141057419865760813593169405069202187160555521240 |