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.

A046840 Numbers k such that the number of divisors of k divides the sum of the 4th powers of the divisors of k.

Table of values

n a(n)
1 1
2 3
3 4
4 5
5 7
6 11
7 12
8 13
9 15
10 16
11 17
12 19
13 20
14 21
15 23
16 25
17 27
18 28
19 29
20 31
21 33
22 35
23 37
24 39
25 41
26 43
27 44
28 47
29 48
30 49
31 51
32 52
33 53
34 55
35 57
36 59
37 60
38 61
39 65
40 67
41 68
42 69
43 71
44 73
45 75
46 76
47 77
48 79
49 80
50 81
51 83
52 84
53 85
54 87
55 89
56 91
57 92
58 93
59 95
60 97
61 100
62 101
63 103
64 105
65 107
66 108
67 109
68 111

List of values

[1, 3, 4, 5, 7, 11, 12, 13, 15, 16, 17, 19, 20, 21, 23, 25, 27, 28, 29, 31, 33, 35, 37, 39, 41, 43, 44, 47, 48, 49, 51, 52, 53, 55, 57, 59, 60, 61, 65, 67, 68, 69, 71, 73, 75, 76, 77, 79, 80, 81, 83, 84, 85, 87, 89, 91, 92, 93, 95, 97, 100, 101, 103, 105, 107, 108, 109, 111]

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

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