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 | 5 |
2 | 11 |
3 | 55 |
4 | 275 |
5 | 1375 |
6 | 6875 |
7 | 34375 |
8 | 171875 |
9 | 859375 |
10 | 4296875 |
11 | 21484375 |
12 | 107421875 |
13 | 537109375 |
14 | 2685546875 |
15 | 13427734375 |
16 | 67138671875 |
17 | 335693359375 |
18 | 1678466796875 |
19 | 8392333984375 |
20 | 41961669921875 |
21 | 209808349609375 |