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.

A189738 a(1)=3, a(2)=4, a(n) = 3*a(n-1) + 4*a(n-2).

Table of values

n a(n)
1 3
2 4
3 24
4 88
5 360
6 1432
7 5736
8 22936
9 91752
10 367000
11 1468008
12 5872024
13 23488104
14 93952408
15 375809640
16 1503238552
17 6012954216
18 24051816856
19 96207267432
20 384829069720
21 1539316278888
22 6157265115544
23 24629060462184
24 98516241848728
25 394064967394920

List of values

[3, 4, 24, 88, 360, 1432, 5736, 22936, 91752, 367000, 1468008, 5872024, 23488104, 93952408, 375809640, 1503238552, 6012954216, 24051816856, 96207267432, 384829069720, 1539316278888, 6157265115544, 24629060462184, 98516241848728, 394064967394920]