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.

A371421 Numbers whose aliquot-like sequence based on the largest aliquot divisor of the sum of divisors of n (A371418) terminates in a fixed point.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 11
12 13
13 16
14 17
15 18
16 19
17 20
18 21
19 22
20 24
21 25
22 26
23 27
24 28
25 30
26 31
27 32
28 33
29 34
30 35
31 36
32 37
33 38
34 39
35 40
36 41
37 43
38 45
39 46
40 47
41 49
42 50
43 51
44 52
45 53
46 55
47 57
48 58
49 59
50 61
51 63
52 64
53 67
54 68
55 71
56 73
57 74
58 79
59 80
60 81
61 82
62 89
63 93
64 96
65 97
66 98
67 100
68 101

List of values

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 16, 17, 18, 19, 20, 21, 22, 24, 25, 26, 27, 28, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 43, 45, 46, 47, 49, 50, 51, 52, 53, 55, 57, 58, 59, 61, 63, 64, 67, 68, 71, 73, 74, 79, 80, 81, 82, 89, 93, 96, 97, 98, 100, 101]

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

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