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.

A133467 a(n) = a(n-1) + 6*a(n-2) for n >= 2, a(0)=1, a(1)=2.

Table of values

n a(n)
0 1
1 2
2 8
3 20
4 68
5 188
6 596
7 1724
8 5300
9 15644
10 47444
11 141308
12 425972
13 1273820
14 3829652
15 11472572
16 34450484
17 103285916
18 309988820
19 929704316
20 2789637236
21 8367863132
22 25105686548
23 75312865340
24 225946984628
25 677824176668
26 2033506084436
27 6100451144444
28 18301487651060

List of values

[1, 2, 8, 20, 68, 188, 596, 1724, 5300, 15644, 47444, 141308, 425972, 1273820, 3829652, 11472572, 34450484, 103285916, 309988820, 929704316, 2789637236, 8367863132, 25105686548, 75312865340, 225946984628, 677824176668, 2033506084436, 6100451144444, 18301487651060]