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.

A073439 Numbers k such that A073259(k)=4: the length of iteration-transient leading to k-th composite number equals 4.

Table of values

n a(n)
1 1
2 2
3 3
4 6
5 7
6 10
7 11
8 12
9 14
10 15
11 19
12 20
13 21
14 25
15 26
16 28
17 30
18 32
19 33
20 34
21 37
22 38
23 39
24 42
25 44
26 45
27 48
28 49
29 50
30 51
31 53
32 54
33 55
34 57
35 58
36 59
37 61
38 62
39 63
40 65
41 66
42 67
43 68
44 72
45 73
46 74
47 75
48 77
49 78
50 81
51 82
52 84
53 85
54 86
55 87
56 88
57 96
58 97
59 98
60 100
61 101
62 102
63 104
64 106
65 107
66 108
67 114
68 116
69 117
70 118
71 119
72 120
73 121
74 122
75 123
76 124
77 126
78 127
79 129
80 130
81 131
82 132
83 134
84 135
85 136
86 137
87 140
88 141
89 142
90 143
91 144
92 145
93 148

List of values

[1, 2, 3, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 25, 26, 28, 30, 32, 33, 34, 37, 38, 39, 42, 44, 45, 48, 49, 50, 51, 53, 54, 55, 57, 58, 59, 61, 62, 63, 65, 66, 67, 68, 72, 73, 74, 75, 77, 78, 81, 82, 84, 85, 86, 87, 88, 96, 97, 98, 100, 101, 102, 104, 106, 107, 108, 114, 116, 117, 118, 119, 120, 121, 122, 123, 124, 126, 127, 129, 130, 131, 132, 134, 135, 136, 137, 140, 141, 142, 143, 144, 145, 148]