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.

A139069 Number of 3's in A020458(n).

Table of values

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

List of values

[0, 1, 1, 1, 2, 3, 3, 4, 3, 3, 3, 2, 4, 4, 4, 5, 5, 5, 3, 3, 3, 3, 5, 5, 2, 3, 5, 5, 6, 5, 6, 1, 3, 3, 3, 3, 3, 4, 3, 3, 4, 7, 3, 7, 5, 5, 5, 4, 5, 7, 2, 5, 4, 4, 5, 5, 4, 5, 4, 5, 2, 4, 4, 4, 4, 5, 5, 4, 4, 5, 5, 7, 7, 4, 5, 7, 7, 5, 7, 7, 8, 7, 7, 3, 3, 5, 5, 3, 6, 3, 6, 6, 3, 5, 5, 5, 3, 6, 6]