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 | 2 |
3 | 4 |
4 | 10 |
5 | 27 |
6 | 76 |
7 | 222 |
8 | 668 |
9 | 2048 |
10 | 6378 |
11 | 20132 |
12 | 64234 |
13 | 206848 |
14 | 671418 |
15 | 2194432 |
16 | 7215644 |
17 | 23853318 |
18 | 79229676 |
19 | 264288462 |
20 | 884987529 |
21 | 2973772212 |
22 | 10024300890 |
23 | 33888946600 |
24 | 114872472064 |
25 | 390334057172 |
26 | 1329347719190 |
27 | 4536808055808 |
28 | 15513418629884 |