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.

A171575 n-th noncomposite number plus n-th even nonprime number.

Table of values

n a(n)
1 1
2 6
3 9
4 13
5 17
6 23
7 27
8 33
9 37
10 43
11 51
12 55
13 63
14 69
15 73
16 79
17 87
18 95
19 99
20 107
21 113
22 117
23 125
24 131
25 139
26 149
27 155
28 159
29 165
30 169
31 175
32 191
33 197
34 205
35 209
36 221
37 225
38 233
39 241
40 247
41 255
42 263
43 267
44 279
45 283
46 289
47 293
48 307
49 321
50 327
51 331
52 337
53 345
54 349
55 361
56 369
57 377

List of values

[1, 6, 9, 13, 17, 23, 27, 33, 37, 43, 51, 55, 63, 69, 73, 79, 87, 95, 99, 107, 113, 117, 125, 131, 139, 149, 155, 159, 165, 169, 175, 191, 197, 205, 209, 221, 225, 233, 241, 247, 255, 263, 267, 279, 283, 289, 293, 307, 321, 327, 331, 337, 345, 349, 361, 369, 377]