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.

A341614 Numbers k such that sigma(k) <= 2k < A003961(k).

Table of values

n a(n)
1 4
2 6
3 8
4 9
5 10
6 14
7 15
8 16
9 21
10 27
11 28
12 32
13 35
14 39
15 44
16 45
17 49
18 50
19 52
20 57
21 63
22 64
23 68
24 69
25 75
26 76
27 81
28 91
29 92
30 98
31 99
32 105
33 110
34 116
35 117
36 124
37 125
38 128
39 130
40 135
41 136
42 147
43 148
44 152
45 153
46 154
47 164
48 165
49 170
50 171
51 172
52 175
53 182
54 184
55 188
56 189
57 190
58 195
59 207
60 212
61 225
62 230
63 231
64 232
65 236
66 238
67 242
68 243
69 244
70 245
71 248
72 250
73 255
74 256

List of values

[4, 6, 8, 9, 10, 14, 15, 16, 21, 27, 28, 32, 35, 39, 44, 45, 49, 50, 52, 57, 63, 64, 68, 69, 75, 76, 81, 91, 92, 98, 99, 105, 110, 116, 117, 124, 125, 128, 130, 135, 136, 147, 148, 152, 153, 154, 164, 165, 170, 171, 172, 175, 182, 184, 188, 189, 190, 195, 207, 212, 225, 230, 231, 232, 236, 238, 242, 243, 244, 245, 248, 250, 255, 256]