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 | 1 |
2 | 132 |
3 | 87516 |
4 | 140229804 |
5 | 396499770810 |
6 | 1671643033734960 |
7 | 9490348077234178440 |
8 | 67867669180627125604080 |
9 | 583692803893929928888544400 |
10 | 5838544419011620940996212276800 |
11 | 66244124978105851196543024492572800 |
12 | 836288764382254532915188713779640302400 |
13 | 11570895443447601081407359451642915869302000 |