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.

A084157 a(n) = 8*a(n-1) - 16*a(n-2) + 12*a(n-4) with a(0)=0, a(1)=1, a(2)=4, a(3)=22.

Table of values

n a(n)
0 0
1 1
2 4
3 22
4 112
5 556
6 2704
7 13000
8 62080
9 295312
10 1401664
11 6644320
12 31472896
13 149017792
14 705395968
15 3338614912
16 15800258560
17 74772443392
18 353840161792
19 1674425579008
20 7923565146112
21 37494981225472
22 177428889407488

List of values

[0, 1, 4, 22, 112, 556, 2704, 13000, 62080, 295312, 1401664, 6644320, 31472896, 149017792, 705395968, 3338614912, 15800258560, 74772443392, 353840161792, 1674425579008, 7923565146112, 37494981225472, 177428889407488]