cp's OEIS Frontend

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.

A080876 a(n)*a(n+3) - a(n+1)*a(n+2) = 2^n, given a(0) = 1, a(1) = 1, and a(2) = 1.

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 4
5 12
6 28
7 88
8 208
9 656
10 1552
11 4896
12 11584
13 36544
14 86464
15 272768
16 645376
17 2035968
18 4817152
19 15196672
20 35955712
21 113429504
22 268377088
23 846649344
24 2003193856
25 6319476736
26 14952042496
27 47169216512
28 111603564544

List of values

[1, 1, 1, 2, 4, 12, 28, 88, 208, 656, 1552, 4896, 11584, 36544, 86464, 272768, 645376, 2035968, 4817152, 15196672, 35955712, 113429504, 268377088, 846649344, 2003193856, 6319476736, 14952042496, 47169216512, 111603564544]