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) |
---|---|
1 | 1 |
2 | 20 |
3 | 300 |
4 | 4000 |
5 | 50000 |
6 | 600000 |
7 | 7000000 |
8 | 80000000 |
9 | 900000000 |
10 | 10000000000 |
11 | 110000000000 |
12 | 1200000000000 |
13 | 13000000000000 |
14 | 140000000000000 |
15 | 1500000000000000 |
16 | 16000000000000000 |
17 | 170000000000000000 |