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.

A349762 Numbers k such that phi(k) = A000010(k) is an abundant number (A005101) and d(k) = A000005(k) is a deficient number (A005100).

Table of values

n a(n)
1 13
2 19
3 21
4 25
5 26
6 27
7 31
8 33
9 35
10 36
11 37
12 38
13 39
14 41
15 42
16 43
17 49
18 54
19 55
20 56
21 57
22 61
23 62
24 65
25 66
26 67
27 70
28 71
29 73
30 74
31 77
32 78
33 79
34 81
35 82
36 86
37 87
38 88
39 89
40 91
41 93
42 95
43 97
44 100
45 101
46 103
47 104
48 105
49 109
50 110
51 111
52 112
53 113
54 114
55 115
56 119
57 122
58 123
59 125
60 127
61 129

List of values

[13, 19, 21, 25, 26, 27, 31, 33, 35, 36, 37, 38, 39, 41, 42, 43, 49, 54, 55, 56, 57, 61, 62, 65, 66, 67, 70, 71, 73, 74, 77, 78, 79, 81, 82, 86, 87, 88, 89, 91, 93, 95, 97, 100, 101, 103, 104, 105, 109, 110, 111, 112, 113, 114, 115, 119, 122, 123, 125, 127, 129]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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