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.

A116552 a(2*n+1) = 3*a(n), a(2*n+2) = 4*a(n) + a(n-1).

Table of values

n a(n)
0 1
1 3
2 4
3 9
4 13
5 12
6 19
7 27
8 40
9 39
10 61
11 36
12 61
13 57
14 88
15 81
16 127
17 120
18 187
19 117
20 196
21 183
22 283
23 108
24 205
25 183
26 280
27 171
28 289
29 264
30 409
31 243
32 412
33 381
34 589
35 360
36 607
37 561
38 868
39 351
40 655
41 588
42 901
43 549
44 928
45 849
46 1315
47 324
48 715
49 615
50 928
51 549
52 937
53 840
54 1303
55 513

List of values

[1, 3, 4, 9, 13, 12, 19, 27, 40, 39, 61, 36, 61, 57, 88, 81, 127, 120, 187, 117, 196, 183, 283, 108, 205, 183, 280, 171, 289, 264, 409, 243, 412, 381, 589, 360, 607, 561, 868, 351, 655, 588, 901, 549, 928, 849, 1315, 324, 715, 615, 928, 549, 937, 840, 1303, 513]