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 | 4 |
1 | -3 |
2 | 5 |
3 | -1 |
4 | 9 |
5 | 7 |
6 | 25 |
7 | 39 |
8 | 89 |
9 | 167 |
10 | 345 |
11 | 679 |
12 | 1369 |
13 | 2727 |
14 | 5465 |
15 | 10919 |
16 | 21849 |
17 | 43687 |
18 | 87385 |
19 | 174759 |
20 | 349529 |
21 | 699047 |
22 | 1398105 |
23 | 2796199 |
24 | 5592409 |
25 | 11184807 |
26 | 22369625 |
27 | 44739239 |
28 | 89478489 |
29 | 178956967 |
30 | 357913945 |
31 | 715827879 |
32 | 1431655769 |
33 | 2863311527 |
34 | 5726623065 |
35 | 11453246119 |
36 | 22906492249 |