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.

A256617 Numbers having exactly two distinct prime factors, which are also adjacent prime numbers.

Table of values

n a(n)
1 6
2 12
3 15
4 18
5 24
6 35
7 36
8 45
9 48
10 54
11 72
12 75
13 77
14 96
15 108
16 135
17 143
18 144
19 162
20 175
21 192
22 216
23 221
24 225
25 245
26 288
27 323
28 324
29 375
30 384
31 405
32 432
33 437
34 486
35 539
36 576
37 648
38 667
39 675
40 768
41 847
42 864
43 875
44 899
45 972
46 1125
47 1147
48 1152
49 1215
50 1225
51 1296
52 1458
53 1517
54 1536
55 1573
56 1715
57 1728
58 1763
59 1859
60 1875
61 1944

List of values

[6, 12, 15, 18, 24, 35, 36, 45, 48, 54, 72, 75, 77, 96, 108, 135, 143, 144, 162, 175, 192, 216, 221, 225, 245, 288, 323, 324, 375, 384, 405, 432, 437, 486, 539, 576, 648, 667, 675, 768, 847, 864, 875, 899, 972, 1125, 1147, 1152, 1215, 1225, 1296, 1458, 1517, 1536, 1573, 1715, 1728, 1763, 1859, 1875, 1944]