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.

A075190 Numbers k such that k^2 is an interprime = average of two successive primes.

Table of values

n a(n)
1 2
2 3
3 8
4 9
5 12
6 15
7 18
8 21
9 25
10 33
11 41
12 51
13 60
14 64
15 72
16 78
17 92
18 112
19 117
20 129
21 138
22 140
23 159
24 165
25 168
26 172
27 192
28 195
29 198
30 213
31 216
32 218
33 228
34 237
35 273
36 295
37 298
38 303
39 304
40 309
41 322
42 327
43 330
44 338
45 342
46 356
47 360
48 366
49 387
50 393
51 408
52 416
53 429
54 432
55 441
56 447
57 456

List of values

[2, 3, 8, 9, 12, 15, 18, 21, 25, 33, 41, 51, 60, 64, 72, 78, 92, 112, 117, 129, 138, 140, 159, 165, 168, 172, 192, 195, 198, 213, 216, 218, 228, 237, 273, 295, 298, 303, 304, 309, 322, 327, 330, 338, 342, 356, 360, 366, 387, 393, 408, 416, 429, 432, 441, 447, 456]