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.

A145196 Partial sums of number of primes < n-th-prime p such that p+4 is prime.

Table of values

n a(n)
1 0
2 0
3 1
4 2
5 4
6 6
7 9
8 12
9 16
10 20
11 24
12 28
13 33
14 38
15 44
16 50
17 56
18 62
19 68
20 75
21 82
22 89
23 97
24 105
25 113
26 122
27 131
28 141
29 151
30 162
31 173
32 185
33 197
34 209
35 221
36 233
37 245
38 257
39 270
40 283
41 296
42 309
43 322
44 335
45 349
46 363
47 377
48 391
49 406
50 421
51 437
52 453
53 469
54 485
55 501
56 517
57 533
58 549
59 565

List of values

[0, 0, 1, 2, 4, 6, 9, 12, 16, 20, 24, 28, 33, 38, 44, 50, 56, 62, 68, 75, 82, 89, 97, 105, 113, 122, 131, 141, 151, 162, 173, 185, 197, 209, 221, 233, 245, 257, 270, 283, 296, 309, 322, 335, 349, 363, 377, 391, 406, 421, 437, 453, 469, 485, 501, 517, 533, 549, 565]