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 | 0 |
2 | 1 |
3 | 5 |
4 | 31 |
5 | 200 |
6 | 1351 |
7 | 9430 |
8 | 67531 |
9 | 493505 |
10 | 3665981 |
11 | 27602081 |
12 | 210179437 |
13 | 1615820402 |
14 | 12524590873 |
15 | 97775503808 |
16 | 768083233899 |
17 | 6067097140799 |
18 | 48159634951855 |
19 | 383965003803985 |
20 | 3073379977522321 |
21 | 24688458872260007 |
22 | 198968304164411309 |