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 | 10 |
2 | 140 |
3 | 1640 |
4 | 24640 |
5 | 274640 |
6 | 4374640 |
7 | 46174640 |
8 | 742574640 |
9 | 11709374640 |
10 | 125136174640 |
11 | 2083602574640 |
12 | 21260029374640 |
13 | 334200456174640 |
14 | 3543204922574640 |
15 | 55713281349374640 |
16 | 593214421816174640 |
17 | 9552227030242574640 |
18 | 139134430302709374640 |
19 | 1632172505043136174640 |
20 | 24522541050451602574640 |