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.

A156294 Sum of products of the digits of prime numbers and the position of the digits in the prime numbers.

Table of values

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

List of values

[2, 3, 5, 7, 3, 7, 15, 19, 8, 20, 5, 17, 6, 10, 18, 11, 23, 8, 20, 9, 13, 25, 14, 26, 23, 4, 10, 22, 28, 12, 26, 10, 28, 34, 36, 14, 32, 22, 34, 24, 42, 20, 22, 28, 40, 46, 7, 15, 27, 33, 17, 35, 13, 15, 33, 23, 41, 19, 37, 21, 27, 29, 24, 8, 14, 26, 12, 30, 32, 38, 22, 40, 36, 26, 44]

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

Content is available under The OEIS End-User License Agreement.