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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.

A164865 Sum of the distinct semiprime divisors of the n-th number with two or more distinct semiprime divisors.

Table of values

n a(n)
1 10
2 15
3 14
4 10
5 18
6 31
7 19
8 14
9 41
10 26
11 24
12 10
13 35
14 30
15 15
16 18
17 35
18 30
19 61
20 38
21 59
22 19
23 40
24 42
25 71
26 14
27 45
28 26
29 40
30 50
31 10
32 63
33 42
34 39
35 91
36 30
37 71
38 19
39 87
40 18
41 101
42 62
43 48
44 35
45 66
46 50
47 101
48 65
49 24
50 38
51 121
52 63
53 19
54 70
55 78
56 56
57 42
58 60
59 113
60 75
61 14
62 15
63 86
64 103
65 45
66 129
67 66
68 90

List of values

[10, 15, 14, 10, 18, 31, 19, 14, 41, 26, 24, 10, 35, 30, 15, 18, 35, 30, 61, 38, 59, 19, 40, 42, 71, 14, 45, 26, 40, 50, 10, 63, 42, 39, 91, 30, 71, 19, 87, 18, 101, 62, 48, 35, 66, 50, 101, 65, 24, 38, 121, 63, 19, 70, 78, 56, 42, 60, 113, 75, 14, 15, 86, 103, 45, 129, 66, 90]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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