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.

A165955 n-th odd nonprime plus n-th even nonprime.

Table of values

n a(n)
1 1
2 13
3 21
4 29
5 35
6 39
7 47
8 51
9 57
10 65
11 71
12 75
13 81
14 85
15 93
16 97
17 103
18 111
19 115
20 121
21 127
22 131
23 137
24 141
25 145
26 151
27 159
28 167
29 173
30 177
31 181
32 185
33 189
34 193
35 199
36 205
37 209
38 217
39 221
40 225
41 229
42 237
43 241
44 247
45 251
46 257
47 263
48 267
49 273
50 277
51 285
52 289
53 293
54 297
55 305
56 313
57 317
58 321
59 325

List of values

[1, 13, 21, 29, 35, 39, 47, 51, 57, 65, 71, 75, 81, 85, 93, 97, 103, 111, 115, 121, 127, 131, 137, 141, 145, 151, 159, 167, 173, 177, 181, 185, 189, 193, 199, 205, 209, 217, 221, 225, 229, 237, 241, 247, 251, 257, 263, 267, 273, 277, 285, 289, 293, 297, 305, 313, 317, 321, 325]