A120806 - cp's OEIS frontend

A120806 Positive integers k such that k+d+1 is prime for all divisors d of k.

n	a(n)
1	1
2	3
3	5
4	9
5	11
6	29
7	35
8	39
9	41
10	65
11	125
12	179
13	191
14	239
15	281
16	419
17	431
18	641
19	659
20	749
21	755
22	809
23	905
24	935
25	989
26	1019
27	1031
28	1049
29	1229
30	1289
31	1451
32	1469
33	1481
34	1829
35	1859
36	1931
37	2129
38	2141
39	2339
40	2519
41	2549
42	2969
43	3161
44	3299
45	3329
46	3359
47	3389
48	3539
49	3821
50	3851

[1, 3, 5, 9, 11, 29, 35, 39, 41, 65, 125, 179, 191, 239, 281, 419, 431, 641, 659, 749, 755, 809, 905, 935, 989, 1019, 1031, 1049, 1229, 1289, 1451, 1469, 1481, 1829, 1859, 1931, 2129, 2141, 2339, 2519, 2549, 2969, 3161, 3299, 3329, 3359, 3389, 3539, 3821, 3851]

cp's OEIS Frontend

A120806 Positive integers k such that k+d+1 is prime for all divisors d of k.

Table of values

List of values