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 | 1 |
1 | 479001600 |
2 | 402910665227270323200 |
3 | 1193980357099103775859825737292800 |
4 | 6221349234739584150822122029143772173312614400 |
5 | 44698730304001991182769831137859339764690493418024756096000 |
6 | 395245742455869432937361185087176756463979731526578123254618890928614400 |