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.

A237590 a(n) is the total number of regions (or parts) after n-th stage in the diagram of the symmetries of sigma described in A236104.

Table of values

n a(n)
1 1
2 2
3 4
4 5
5 7
6 8
7 10
8 11
9 14
10 16
11 18
12 19
13 21
14 23
15 26
16 27
17 29
18 30
19 32
20 33
21 37
22 39
23 41
24 42
25 45
26 47
27 51
28 52
29 54
30 55
31 57
32 58
33 62
34 64
35 67
36 68
37 70
38 72
39 76
40 77
41 79
42 80
43 82
44 84
45 87
46 89
47 91
48 92
49 95
50 98
51 102
52 104
53 106
54 107
55 111
56 112
57 116
58 118
59 120
60 121
61 123
62 125
63 130
64 131
65 135
66 136
67 138
68 140
69 144
70 147
71 149
72 150
73 152
74 154

List of values

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 18, 19, 21, 23, 26, 27, 29, 30, 32, 33, 37, 39, 41, 42, 45, 47, 51, 52, 54, 55, 57, 58, 62, 64, 67, 68, 70, 72, 76, 77, 79, 80, 82, 84, 87, 89, 91, 92, 95, 98, 102, 104, 106, 107, 111, 112, 116, 118, 120, 121, 123, 125, 130, 131, 135, 136, 138, 140, 144, 147, 149, 150, 152, 154]