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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.

A339362 Sum of prime indices of the n-th squarefree semiprime.

Table of values

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

List of values

[3, 4, 5, 5, 6, 6, 7, 7, 8, 7, 9, 8, 10, 9, 8, 10, 11, 12, 9, 11, 13, 9, 14, 10, 15, 12, 10, 13, 16, 11, 17, 14, 12, 18, 11, 19, 15, 16, 12, 20, 17, 21, 11, 13, 22, 14, 23, 18, 13, 24, 19, 25, 20, 15, 12, 26, 21, 27, 14, 16, 28, 13, 22, 29, 17, 15, 30, 23, 13]

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

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