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.

A225461 a(n) = (prime(k) + prime(k+1))/2 where k = A098015(n).

Table of values

n a(n)
1 9
2 15
3 21
4 26
5 34
6 39
7 45
8 50
9 56
10 64
11 69
12 76
13 81
14 86
15 99
16 105
17 111
18 120
19 129
20 134
21 144
22 154
23 160
24 165
25 170
26 176
27 186
28 195
29 225
30 231
31 236
32 246
33 254
34 260
35 266
36 274
37 279
38 288
39 300
40 309
41 315
42 324
43 334
44 342
45 351
46 356
47 370
48 376
49 381
50 386
51 399

List of values

[9, 15, 21, 26, 34, 39, 45, 50, 56, 64, 69, 76, 81, 86, 99, 105, 111, 120, 129, 134, 144, 154, 160, 165, 170, 176, 186, 195, 225, 231, 236, 246, 254, 260, 266, 274, 279, 288, 300, 309, 315, 324, 334, 342, 351, 356, 370, 376, 381, 386, 399]