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.

A007963 Number of (unordered) ways of writing 2n+1 as a sum of 3 odd primes.

Table of values

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

List of values

[0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 6, 7, 6, 8, 7, 9, 10, 10, 10, 11, 12, 12, 14, 16, 14, 16, 16, 16, 18, 20, 20, 20, 21, 21, 21, 27, 24, 25, 28, 27, 28, 33, 29, 32, 35, 34, 30, 37, 36, 34, 42, 38, 36, 46, 42, 42, 50, 46, 47, 53, 50, 45, 56, 54, 46, 62, 53, 48, 64, 59, 55, 68, 61, 59, 68]

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

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