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.

A057728 A triangular table of decreasing powers of two (with first column all ones).

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 2
6 1
7 1
8 4
9 2
10 1
11 1
12 8
13 4
14 2
15 1
16 1
17 16
18 8
19 4
20 2
21 1
22 1
23 32
24 16
25 8
26 4
27 2
28 1
29 1
30 64
31 32
32 16
33 8
34 4
35 2
36 1
37 1
38 128
39 64
40 32
41 16
42 8
43 4
44 2
45 1
46 1
47 256
48 128
49 64
50 32
51 16
52 8
53 4
54 2
55 1
56 1
57 512
58 256
59 128
60 64
61 32
62 16
63 8
64 4
65 2
66 1
67 1
68 1024
69 512
70 256
71 128
72 64
73 32
74 16
75 8
76 4
77 2
78 1
79 1
80 2048
81 1024
82 512
83 256
84 128
85 64
86 32
87 16
88 8
89 4
90 2
91 1

List of values

[1, 1, 1, 1, 2, 1, 1, 4, 2, 1, 1, 8, 4, 2, 1, 1, 16, 8, 4, 2, 1, 1, 32, 16, 8, 4, 2, 1, 1, 64, 32, 16, 8, 4, 2, 1, 1, 128, 64, 32, 16, 8, 4, 2, 1, 1, 256, 128, 64, 32, 16, 8, 4, 2, 1, 1, 512, 256, 128, 64, 32, 16, 8, 4, 2, 1, 1, 1024, 512, 256, 128, 64, 32, 16, 8, 4, 2, 1, 1, 2048, 1024, 512, 256, 128, 64, 32, 16, 8, 4, 2, 1]