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.

A168249 n-th single or isolated number minus n-th squarefree number.

Table of values

n a(n)
1 1
2 2
3 3
4 7
5 12
6 16
7 20
8 26
9 29
10 33
11 38
12 43
13 48
14 51
15 57
16 60
17 63
18 68
19 72
20 77
21 80
22 93
23 96
24 101
25 112
26 118
27 122
28 125
29 130
30 134
31 145
32 147
33 158
34 168
35 171
36 175
37 181
38 190
39 195
40 198
41 204
42 210
43 213
44 223
45 236
46 239
47 243
48 254
49 259
50 269
51 271
52 276
53 282
54 287
55 292
56 294
57 298
58 304

List of values

[1, 2, 3, 7, 12, 16, 20, 26, 29, 33, 38, 43, 48, 51, 57, 60, 63, 68, 72, 77, 80, 93, 96, 101, 112, 118, 122, 125, 130, 134, 145, 147, 158, 168, 171, 175, 181, 190, 195, 198, 204, 210, 213, 223, 236, 239, 243, 254, 259, 269, 271, 276, 282, 287, 292, 294, 298, 304]