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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.

A346239 Möbius transform of A341512, sigma(n)*A003961(n) - n*sigma(A003961(n)).

Table of values

n a(n)
1 0
2 1
3 2
4 10
5 2
6 33
7 4
8 74
9 44
10 55
11 2
12 278
13 4
14 115
15 116
16 490
17 2
18 613
19 4
20 498
21 242
22 169
23 6
24 1942
25 92
26 265
27 742
28 1046
29 2
30 1591
31 6
32 3086
33 344
34 355
35 330
36 4986
37 4
38 487
39 542
40 3570
41 2
42 3347
43 4
44 1638
45 2326
46 737
47 6
48 12542
49 376
50 2121
51 716
52 2546
53 6
54 9869
55 388
56 7510
57 986
58 943
59 2
60 12894
61 6
62 1225
63 4872
64 18970
65 630
66 5353
67 4
68 3498
69 1492

List of values

[0, 1, 2, 10, 2, 33, 4, 74, 44, 55, 2, 278, 4, 115, 116, 490, 2, 613, 4, 498, 242, 169, 6, 1942, 92, 265, 742, 1046, 2, 1591, 6, 3086, 344, 355, 330, 4986, 4, 487, 542, 3570, 2, 3347, 4, 1638, 2326, 737, 6, 12542, 376, 2121, 716, 2546, 6, 9869, 388, 7510, 986, 943, 2, 12894, 6, 1225, 4872, 18970, 630, 5353, 4, 3498, 1492]

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