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.

A294659 Largest number in the orbit of n under iteration of the map A293975: x -> x/2 if even, x + nextprime(x) else.

Table of values

n a(n)
0 0
1 8
2 8
3 8
4 12
5 8
6 20
7 8
8 20
9 12
10 24
11 12
12 32
13 20
14 32
15 16
16 36
17 20
18 44
19 20
20 44
21 24
22 52
23 24
24 56
25 32
26 56
27 28
28 60
29 32
30 68
31 32
32 72
33 36
34 72
35 36
36 80
37 44
38 80
39 40
40 84
41 44
42 92
43 44
44 92
45 52
46 100
47 48
48 104
49 56
50 104
51 52
52 112
53 56
54 116
55 56
56 116
57 60
58 120
59 60
60 128
61 68
62 132
63 64
64 132
65 72
66 140
67 68
68 140
69 72
70 144
71 72
72 152
73 80

List of values

[0, 8, 8, 8, 12, 8, 20, 8, 20, 12, 24, 12, 32, 20, 32, 16, 36, 20, 44, 20, 44, 24, 52, 24, 56, 32, 56, 28, 60, 32, 68, 32, 72, 36, 72, 36, 80, 44, 80, 40, 84, 44, 92, 44, 92, 52, 100, 48, 104, 56, 104, 52, 112, 56, 116, 56, 116, 60, 120, 60, 128, 68, 132, 64, 132, 72, 140, 68, 140, 72, 144, 72, 152, 80]

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

Content is available under The OEIS End-User License Agreement.