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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.

A361707 Moebius transform applied twice to primes.

Table of values

n a(n)
1 2
2 -1
3 1
4 3
5 7
6 5
7 13
8 8
9 15
10 9
11 27
12 10
13 37
14 11
15 23
16 22
17 55
18 8
19 63
20 18
21 37
22 19
23 79
24 12
25 77
26 21
27 62
28 32
29 105
30 -5
31 123
32 44
33 73
34 23
35 101
36 23
37 153
38 31
39 83
40 44
41 175
42 7
43 187
44 60
45 84
46 35
47 207
48 38
49 195
50 20
51 113
52 72
53 237
54 18
55 181
56 76
57 133
58 55
59 273
60 34
61 279
62 41
63 148
64 102
65 217

List of values

[2, -1, 1, 3, 7, 5, 13, 8, 15, 9, 27, 10, 37, 11, 23, 22, 55, 8, 63, 18, 37, 19, 79, 12, 77, 21, 62, 32, 105, -5, 123, 44, 73, 23, 101, 23, 153, 31, 83, 44, 175, 7, 187, 60, 84, 35, 207, 38, 195, 20, 113, 72, 237, 18, 181, 76, 133, 55, 273, 34, 279, 41, 148, 102, 217]