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 | 6 |
3 | 21 |
4 | 181 |
5 | 771 |
6 | 7728 |
7 | 34689 |
8 | 385632 |
9 | 1732971 |
10 | 21041598 |
11 | 92147697 |
12 | 1217109951 |
13 | 5099210686 |
14 | 73380609681 |
15 | 289623783084 |
16 | 4564472639880 |
17 | 16722146775195 |
18 | 290985244619874 |
19 | 974044248064611 |
20 | 18925364858562927 |
21 | 56848541164586820 |
22 | 1251693011560795635 |