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.

A300222 In ternary (base-3) representation of n, replace 1's with 0's.

Table of values

n a(n)
0 0
1 0
2 2
3 0
4 0
5 2
6 6
7 6
8 8
9 0
10 0
11 2
12 0
13 0
14 2
15 6
16 6
17 8
18 18
19 18
20 20
21 18
22 18
23 20
24 24
25 24
26 26
27 0
28 0
29 2
30 0
31 0
32 2
33 6
34 6
35 8
36 0
37 0
38 2
39 0
40 0
41 2
42 6
43 6
44 8
45 18
46 18
47 20
48 18
49 18
50 20
51 24
52 24
53 26
54 54
55 54
56 56
57 54
58 54
59 56
60 60
61 60
62 62
63 54
64 54
65 56
66 54
67 54
68 56
69 60
70 60
71 62
72 72
73 72
74 74
75 72
76 72
77 74
78 78
79 78
80 80
81 0
82 0
83 2
84 0
85 0
86 2
87 6
88 6
89 8
90 0
91 0
92 2

List of values

[0, 0, 2, 0, 0, 2, 6, 6, 8, 0, 0, 2, 0, 0, 2, 6, 6, 8, 18, 18, 20, 18, 18, 20, 24, 24, 26, 0, 0, 2, 0, 0, 2, 6, 6, 8, 0, 0, 2, 0, 0, 2, 6, 6, 8, 18, 18, 20, 18, 18, 20, 24, 24, 26, 54, 54, 56, 54, 54, 56, 60, 60, 62, 54, 54, 56, 54, 54, 56, 60, 60, 62, 72, 72, 74, 72, 72, 74, 78, 78, 80, 0, 0, 2, 0, 0, 2, 6, 6, 8, 0, 0, 2]