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.

A176406 Odd semiprimes minus 2.

Table of values

n a(n)
1 7
2 13
3 19
4 23
5 31
6 33
7 37
8 47
9 49
10 53
11 55
12 63
13 67
14 75
15 83
16 85
17 89
18 91
19 93
20 109
21 113
22 117
23 119
24 121
25 127
26 131
27 139
28 141
29 143
30 153
31 157
32 159
33 167
34 175
35 181
36 183
37 185
38 199
39 201
40 203
41 207
42 211
43 213
44 215
45 217
46 219
47 233
48 235
49 245
50 247
51 251
52 257
53 263
54 265
55 285
56 287

List of values

[7, 13, 19, 23, 31, 33, 37, 47, 49, 53, 55, 63, 67, 75, 83, 85, 89, 91, 93, 109, 113, 117, 119, 121, 127, 131, 139, 141, 143, 153, 157, 159, 167, 175, 181, 183, 185, 199, 201, 203, 207, 211, 213, 215, 217, 219, 233, 235, 245, 247, 251, 257, 263, 265, 285, 287]