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.

A175217 The second nonprimes after the primes.

Table of values

n a(n)
1 6
2 6
3 8
4 9
5 14
6 15
7 20
8 21
9 25
10 32
11 33
12 39
13 44
14 45
15 49
16 55
17 62
18 63
19 69
20 74
21 75
22 81
23 85
24 91
25 99
26 104
27 105
28 110
29 111
30 115
31 129
32 133
33 140
34 141
35 152
36 153
37 159
38 165
39 169
40 175
41 182
42 183
43 194
44 195
45 200
46 201
47 213
48 225
49 230
50 231
51 235
52 242
53 243
54 253
55 259
56 265
57 272
58 273
59 279

List of values

[6, 6, 8, 9, 14, 15, 20, 21, 25, 32, 33, 39, 44, 45, 49, 55, 62, 63, 69, 74, 75, 81, 85, 91, 99, 104, 105, 110, 111, 115, 129, 133, 140, 141, 152, 153, 159, 165, 169, 175, 182, 183, 194, 195, 200, 201, 213, 225, 230, 231, 235, 242, 243, 253, 259, 265, 272, 273, 279]