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.

A321864 a(n) = A321859(prime(n)).

Table of values

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

List of values

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