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.

A374476 Composite numbers k such that the least prime dividing the sum of divisors of k is equal to the least prime not dividing k.

Table of values

n a(n)
1 8
2 15
3 21
4 27
5 32
6 33
7 35
8 39
9 45
10 50
11 51
12 55
13 57
14 63
15 65
16 69
17 75
18 77
19 85
20 87
21 91
22 93
23 95
24 98
25 99
26 105
27 111
28 115
29 117
30 119
31 123
32 125
33 128
34 129
35 133
36 135
37 141
38 143
39 145
40 147
41 153
42 155
43 159
44 161
45 165
46 171
47 175
48 177
49 183
50 185
51 187
52 189
53 195
54 196
55 200
56 201
57 203
58 205
59 207
60 209
61 213
62 215
63 217
64 219
65 221
66 231
67 235
68 237

List of values

[8, 15, 21, 27, 32, 33, 35, 39, 45, 50, 51, 55, 57, 63, 65, 69, 75, 77, 85, 87, 91, 93, 95, 98, 99, 105, 111, 115, 117, 119, 123, 125, 128, 129, 133, 135, 141, 143, 145, 147, 153, 155, 159, 161, 165, 171, 175, 177, 183, 185, 187, 189, 195, 196, 200, 201, 203, 205, 207, 209, 213, 215, 217, 219, 221, 231, 235, 237]