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.

A056913 Odd squarefree numbers for which the number of prime divisors is even.

Table of values

n a(n)
1 1
2 15
3 21
4 33
5 35
6 39
7 51
8 55
9 57
10 65
11 69
12 77
13 85
14 87
15 91
16 93
17 95
18 111
19 115
20 119
21 123
22 129
23 133
24 141
25 143
26 145
27 155
28 159
29 161
30 177
31 183
32 185
33 187
34 201
35 203
36 205
37 209
38 213
39 215
40 217
41 219
42 221
43 235
44 237
45 247
46 249
47 253
48 259
49 265
50 267
51 287
52 291
53 295
54 299
55 301
56 303

List of values

[1, 15, 21, 33, 35, 39, 51, 55, 57, 65, 69, 77, 85, 87, 91, 93, 95, 111, 115, 119, 123, 129, 133, 141, 143, 145, 155, 159, 161, 177, 183, 185, 187, 201, 203, 205, 209, 213, 215, 217, 219, 221, 235, 237, 247, 249, 253, 259, 265, 267, 287, 291, 295, 299, 301, 303]