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.

A062756 Number of 1's in ternary (base-3) expansion of n.

Table of values

n a(n)
0 0
1 1
2 0
3 1
4 2
5 1
6 0
7 1
8 0
9 1
10 2
11 1
12 2
13 3
14 2
15 1
16 2
17 1
18 0
19 1
20 0
21 1
22 2
23 1
24 0
25 1
26 0
27 1
28 2
29 1
30 2
31 3
32 2
33 1
34 2
35 1
36 2
37 3
38 2
39 3
40 4
41 3
42 2
43 3
44 2
45 1
46 2
47 1
48 2
49 3
50 2
51 1
52 2
53 1
54 0
55 1
56 0
57 1
58 2
59 1
60 0
61 1
62 0
63 1
64 2
65 1
66 2
67 3
68 2
69 1
70 2
71 1
72 0
73 1
74 0
75 1
76 2
77 1
78 0
79 1
80 0
81 1
82 2
83 1
84 2
85 3
86 2
87 1
88 2
89 1
90 2
91 3
92 2
93 3
94 4
95 3
96 2
97 3
98 2
99 1
100 2
101 1
102 2
103 3
104 2

List of values

[0, 1, 0, 1, 2, 1, 0, 1, 0, 1, 2, 1, 2, 3, 2, 1, 2, 1, 0, 1, 0, 1, 2, 1, 0, 1, 0, 1, 2, 1, 2, 3, 2, 1, 2, 1, 2, 3, 2, 3, 4, 3, 2, 3, 2, 1, 2, 1, 2, 3, 2, 1, 2, 1, 0, 1, 0, 1, 2, 1, 0, 1, 0, 1, 2, 1, 2, 3, 2, 1, 2, 1, 0, 1, 0, 1, 2, 1, 0, 1, 0, 1, 2, 1, 2, 3, 2, 1, 2, 1, 2, 3, 2, 3, 4, 3, 2, 3, 2, 1, 2, 1, 2, 3, 2]