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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.

A175711 Primes p such that p-th semiprime=r*k and r>=p>=k.

Table of values

n a(n)
1 2
2 3
3 5
4 7
5 11
6 29
7 41
8 43
9 47
10 53
11 59
12 67
13 73
14 97
15 107
16 109
17 113
18 137
19 149
20 151
21 167
22 179
23 191
24 193
25 211
26 227
27 229
28 233
29 241
30 263
31 269
32 277
33 281
34 307
35 311
36 317
37 359
38 373
39 379
40 383
41 389
42 449
43 457
44 487
45 491
46 499
47 521
48 563
49 571
50 577
51 587
52 593
53 607
54 631
55 661
56 677

List of values

[2, 3, 5, 7, 11, 29, 41, 43, 47, 53, 59, 67, 73, 97, 107, 109, 113, 137, 149, 151, 167, 179, 191, 193, 211, 227, 229, 233, 241, 263, 269, 277, 281, 307, 311, 317, 359, 373, 379, 383, 389, 449, 457, 487, 491, 499, 521, 563, 571, 577, 587, 593, 607, 631, 661, 677]