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 | 2 |
2 | 6 |
3 | 30 |
4 | 182 |
5 | 1224 |
6 | 8778 |
7 | 65780 |
8 | 508950 |
9 | 4034712 |
10 | 32602328 |
11 | 267535086 |
12 | 2223463866 |
13 | 18676869400 |
14 | 158310871740 |
15 | 1352392098120 |
16 | 11631593739990 |
17 | 100637721972216 |
18 | 875325840117960 |
19 | 7649219033276888 |
20 | 67126255864788120 |
21 | 591311470790795040 |
22 | 5226783343136641530 |