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 | 9 |
2 | 52 |
3 | 261 |
4 | 1323 |
5 | 6814 |
6 | 35077 |
7 | 180261 |
8 | 926348 |
9 | 4761289 |
10 | 24472527 |
11 | 125783886 |
12 | 646502873 |
13 | 3322895889 |
14 | 17079026852 |
15 | 87782799261 |
16 | 451186103523 |
17 | 2319006747614 |
18 | 11919233055677 |
19 | 61262485125261 |
20 | 314876977751548 |
21 | 1618404981969089 |
22 | 8318279426249127 |