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.

A145832 Numbers k such that for each divisor d of k, d + k/d is "round" ("square-root smooth").

Table of values

n a(n)
1 3
2 7
3 11
4 15
5 17
6 23
7 29
8 31
9 35
10 39
11 47
12 53
13 55
14 59
15 63
16 71
17 79
18 83
19 89
20 95
21 97
22 107
23 111
24 119
25 125
26 127
27 131
28 139
29 143
30 146
31 149
32 159
33 161
34 164
35 167
36 175
37 179
38 181
39 191
40 197
41 199
42 207
43 209
44 215
45 223
46 233
47 239
48 241
49 251
50 263
51 269
52 279
53 287
54 293
55 299
56 307
57 311

List of values

[3, 7, 11, 15, 17, 23, 29, 31, 35, 39, 47, 53, 55, 59, 63, 71, 79, 83, 89, 95, 97, 107, 111, 119, 125, 127, 131, 139, 143, 146, 149, 159, 161, 164, 167, 175, 179, 181, 191, 197, 199, 207, 209, 215, 223, 233, 239, 241, 251, 263, 269, 279, 287, 293, 299, 307, 311]