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.

A135275 a(n) = prime(2n-1) + prime(2n) - prime(2n+1).

Table of values

n a(n)
1 0
2 1
3 7
4 13
5 21
6 27
7 37
8 41
9 53
10 65
11 69
12 75
13 95
14 101
15 95
16 121
17 127
18 143
19 153
20 161
21 169
22 187
23 185
24 207
25 223
26 231
27 235
28 251
29 263
30 275
31 269
32 305
33 299
34 321
35 343
36 345
37 361
38 373
39 385
40 391
41 409
42 425
43 433
44 445
45 457
46 459
47 479
48 493
49 507
50 517

List of values

[0, 1, 7, 13, 21, 27, 37, 41, 53, 65, 69, 75, 95, 101, 95, 121, 127, 143, 153, 161, 169, 187, 185, 207, 223, 231, 235, 251, 263, 275, 269, 305, 299, 321, 343, 345, 361, 373, 385, 391, 409, 425, 433, 445, 457, 459, 479, 493, 507, 517]