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.

A008347 a(n) = Sum_{i=0..n-1} (-1)^i * prime(n-i).

Table of values

n a(n)
0 0
1 2
2 1
3 4
4 3
5 8
6 5
7 12
8 7
9 16
10 13
11 18
12 19
13 22
14 21
15 26
16 27
17 32
18 29
19 38
20 33
21 40
22 39
23 44
24 45
25 52
26 49
27 54
28 53
29 56
30 57
31 70
32 61
33 76
34 63
35 86
36 65
37 92
38 71
39 96
40 77
41 102
42 79
43 112
44 81
45 116
46 83
47 128
48 95
49 132
50 97
51 136
52 103
53 138
54 113
55 144
56 119
57 150
58 121
59 156
60 125
61 158
62 135
63 172
64 139
65 174
66 143

List of values

[0, 2, 1, 4, 3, 8, 5, 12, 7, 16, 13, 18, 19, 22, 21, 26, 27, 32, 29, 38, 33, 40, 39, 44, 45, 52, 49, 54, 53, 56, 57, 70, 61, 76, 63, 86, 65, 92, 71, 96, 77, 102, 79, 112, 81, 116, 83, 128, 95, 132, 97, 136, 103, 138, 113, 144, 119, 150, 121, 156, 125, 158, 135, 172, 139, 174, 143]