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.

A023522 Sum of exponents in prime-power factorization of p(n)*p(n-1) - 1.

Table of values

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

List of values

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