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.

A309074 a(0) = 1; a(2*n) = 4*a(n), a(2*n+1) = a(n).

Table of values

n a(n)
0 1
1 1
2 4
3 1
4 16
5 4
6 4
7 1
8 64
9 16
10 16
11 4
12 16
13 4
14 4
15 1
16 256
17 64
18 64
19 16
20 64
21 16
22 16
23 4
24 64
25 16
26 16
27 4
28 16
29 4
30 4
31 1
32 1024
33 256
34 256
35 64
36 256
37 64
38 64
39 16
40 256
41 64
42 64
43 16
44 64
45 16
46 16
47 4
48 256
49 64
50 64
51 16
52 64
53 16
54 16
55 4
56 64
57 16
58 16
59 4
60 16
61 4
62 4
63 1
64 4096
65 1024
66 1024
67 256
68 1024
69 256
70 256
71 64
72 1024
73 256
74 256
75 64

List of values

[1, 1, 4, 1, 16, 4, 4, 1, 64, 16, 16, 4, 16, 4, 4, 1, 256, 64, 64, 16, 64, 16, 16, 4, 64, 16, 16, 4, 16, 4, 4, 1, 1024, 256, 256, 64, 256, 64, 64, 16, 256, 64, 64, 16, 64, 16, 16, 4, 256, 64, 64, 16, 64, 16, 16, 4, 64, 16, 16, 4, 16, 4, 4, 1, 4096, 1024, 1024, 256, 1024, 256, 256, 64, 1024, 256, 256, 64]