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 | 5 |
2 | 139 |
3 | 1645 |
4 | 30506 |
5 | 452860 |
6 | 7520584 |
7 | 118102640 |
8 | 1907343136 |
9 | 30375432640 |
10 | 487141579904 |
11 | 7785180808960 |
12 | 124635539862016 |
13 | 1993587347102720 |
14 | 31902047417780224 |
15 | 510395557925908480 |
16 | 8166626525501136896 |