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 | 8 |
2 | 161 |
3 | 809 |
4 | 809 |
5 | 161803 |
6 | 1618033 |
7 | 16180339 |
8 | 80901699 |
9 | 404508497 |
10 | 16180339887 |
11 | 80901699437 |
12 | 1618033988749 |
13 | 8090169943749 |
14 | 161803398874989 |
15 | 809016994374947 |
16 | 4045084971874737 |
17 | 40450849718747371 |
18 | 25281781074217107 |
19 | 8090169943749474241 |