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.

A166065 Triangle, read by rows, given by [0,1,1,0,0,0,0,0,0,0,...] DELTA [2,-1,0,0,0,0,0,0,0,...] where DELTA is the operator defined in A084938.

Table of values

n a(n)
0 1
1 0
2 2
3 0
4 2
5 2
6 0
7 4
8 2
9 2
10 0
11 8
12 4
13 2
14 2
15 0
16 16
17 8
18 4
19 2
20 2
21 0
22 32
23 16
24 8
25 4
26 2
27 2
28 0
29 64
30 32
31 16
32 8
33 4
34 2
35 2
36 0
37 128
38 64
39 32
40 16
41 8
42 4
43 2
44 2
45 0
46 256
47 128
48 64
49 32
50 16
51 8
52 4
53 2
54 2
55 0
56 512
57 256
58 128
59 64
60 32
61 16
62 8
63 4
64 2
65 2
66 0
67 1024
68 512
69 256
70 128
71 64
72 32
73 16
74 8
75 4
76 2
77 2
78 0
79 2048
80 1024

List of values

[1, 0, 2, 0, 2, 2, 0, 4, 2, 2, 0, 8, 4, 2, 2, 0, 16, 8, 4, 2, 2, 0, 32, 16, 8, 4, 2, 2, 0, 64, 32, 16, 8, 4, 2, 2, 0, 128, 64, 32, 16, 8, 4, 2, 2, 0, 256, 128, 64, 32, 16, 8, 4, 2, 2, 0, 512, 256, 128, 64, 32, 16, 8, 4, 2, 2, 0, 1024, 512, 256, 128, 64, 32, 16, 8, 4, 2, 2, 0, 2048, 1024]