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 | 7 |
3 | 55 |
4 | 469 |
5 | 4307 |
6 | 41678 |
7 | 418872 |
8 | 4330275 |
9 | 45754091 |
10 | 491916135 |
11 | 5364166402 |
12 | 59186372395 |
13 | 659556170091 |
14 | 7412556531714 |
15 | 83921355689635 |
16 | 956228695216241 |
17 | 10957322339242547 |
18 | 126189988012692329 |
19 | 1459793848341094130 |
20 | 16955390069787782159 |
21 | 197653935181097885580 |