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.

A140887 Number of nonprimes in [30n - 30, 30n] coprime to 30.

Table of values

n a(n)
1 1
2 1
3 1
4 2
5 3
6 2
7 3
8 2
9 3
10 3
11 4
12 2
13 3
14 4
15 2
16 3
17 3
18 6
19 3
20 3
21 3
22 2
23 4
24 4
25 4
26 3
27 5
28 2
29 4
30 4
31 4
32 4
33 4
34 3
35 3
36 4
37 2
38 5
39 5
40 4
41 3
42 4
43 4
44 2
45 6
46 5
47 5
48 3
49 4
50 1
51 6
52 3
53 4
54 2
55 5
56 4
57 4
58 5
59 4
60 4
61 5
62 6
63 1
64 5
65 5
66 5
67 3
68 3
69 5
70 3
71 5
72 3
73 6
74 5
75 4
76 4
77 3
78 5
79 4
80 1
81 5
82 4
83 5
84 7
85 3
86 5
87 5
88 5
89 4
90 1
91 3
92 4
93 5
94 3
95 5
96 4
97 4
98 5
99 4
100 6
101 4
102 5
103 3
104 6
105 6

List of values

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