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 | 1 |
2 | 6 |
3 | 76 |
4 | 1260 |
5 | 24276 |
6 | 515592 |
7 | 11721072 |
8 | 280020312 |
9 | 6945369860 |
10 | 177358000248 |
11 | 4635276570288 |
12 | 123449340098448 |
13 | 3339525750984528 |
14 | 91535631253610400 |
15 | 2537277723600799680 |
16 | 71015600640006437040 |
17 | 2004523477053308685540 |
18 | 57003431104378084982040 |