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.

A069063 Composite k such that A029939(k) > k*(k+1)/2 where A029939(k) = Sum_{d|k} phi(d)^2.

Table of values

n a(n)
1 25
2 49
3 55
4 65
5 69
6 77
7 85
8 87
9 91
10 93
11 95
12 111
13 115
14 119
15 121
16 123
17 125
18 129
19 133
20 141
21 143
22 145
23 155
24 159
25 161
26 169
27 175
28 177
29 183
30 185
31 187
32 201
33 203
34 205
35 209
36 213
37 215
38 217
39 219
40 221
41 235
42 237
43 245
44 247
45 249
46 253
47 259
48 265
49 267
50 275
51 287
52 289
53 291
54 295

List of values

[25, 49, 55, 65, 69, 77, 85, 87, 91, 93, 95, 111, 115, 119, 121, 123, 125, 129, 133, 141, 143, 145, 155, 159, 161, 169, 175, 177, 183, 185, 187, 201, 203, 205, 209, 213, 215, 217, 219, 221, 235, 237, 245, 247, 249, 253, 259, 265, 267, 275, 287, 289, 291, 295]