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.

A348675 a(n) = Sum_{k=0..n-1} Omega(n^2-k^2).

Table of values

n a(n)
1 0
2 3
3 6
4 10
5 14
6 18
7 21
8 27
9 31
10 35
11 39
12 44
13 48
14 54
15 58
16 64
17 68
18 74
19 77
20 83
21 87
22 91
23 96
24 102
25 107
26 112
27 117
28 123
29 127
30 132
31 135
32 144
33 149
34 153
35 158
36 164
37 167
38 173
39 178
40 184
41 190
42 195
43 199
44 205
45 210
46 215
47 219
48 227
49 231
50 238
51 242
52 247
53 252
54 258
55 262
56 269
57 273
58 278

List of values

[0, 3, 6, 10, 14, 18, 21, 27, 31, 35, 39, 44, 48, 54, 58, 64, 68, 74, 77, 83, 87, 91, 96, 102, 107, 112, 117, 123, 127, 132, 135, 144, 149, 153, 158, 164, 167, 173, 178, 184, 190, 195, 199, 205, 210, 215, 219, 227, 231, 238, 242, 247, 252, 258, 262, 269, 273, 278]