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 | 3 |
1 | 9 |
2 | 280 |
3 | 17325 |
4 | 1513512 |
5 | 162954792 |
6 | 20193091776 |
7 | 2768662192725 |
8 | 409716429837000 |
9 | 64358256798795960 |
10 | 10605621798062141760 |
11 | 1817833036248401270280 |
12 | 321997225483126007438400 |
13 | 58649494641569379926280000 |
14 | 10941649720331183519046796800 |
15 | 2084191938036600263793119045925 |