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.

A300237 a(n) = n - A286594(n) = n - A285721(n, sigma(n)).

Table of values

n a(n)
1 1
2 0
3 0
4 0
5 0
6 5
7 0
8 0
9 3
10 5
11 0
12 8
13 0
14 9
15 11
16 0
17 0
18 11
19 0
20 9
21 9
22 16
23 0
24 21
25 15
26 20
27 12
28 27
29 0
30 25
31 0
32 0
33 26
34 27
35 26
36 23
37 0
38 31
39 30
40 35
41 0
42 36
43 0
44 33
45 38
46 38
47 0
48 41
49 35
50 36
51 44
52 41
53 0
54 47
55 44
56 48
57 42
58 49
59 0
60 54
61 0
62 53
63 51
64 0
65 55
66 58
67 0
68 57
69 61
70 50
71 0
72 63
73 0
74 64
75 62
76 67
77 54
78 69
79 0
80 63
81 39
82 71
83 0
84 80
85 74
86 75
87 79
88 65
89 0
90 85
91 84
92 83
93 77
94 82
95 87
96 90
97 0
98 81

List of values

[1, 0, 0, 0, 0, 5, 0, 0, 3, 5, 0, 8, 0, 9, 11, 0, 0, 11, 0, 9, 9, 16, 0, 21, 15, 20, 12, 27, 0, 25, 0, 0, 26, 27, 26, 23, 0, 31, 30, 35, 0, 36, 0, 33, 38, 38, 0, 41, 35, 36, 44, 41, 0, 47, 44, 48, 42, 49, 0, 54, 0, 53, 51, 0, 55, 58, 0, 57, 61, 50, 0, 63, 0, 64, 62, 67, 54, 69, 0, 63, 39, 71, 0, 80, 74, 75, 79, 65, 0, 85, 84, 83, 77, 82, 87, 90, 0, 81]