A261353 - cp's OEIS frontend

A261353 Least positive integer k such that prime(prime(k))prime(prime(kn)) = prime(p)+2 for some prime p.

n	a(n)
1	11
2	2
3	1
4	606
5	350
6	166
7	53
8	1865
9	7
10	45
11	1308
12	68
13	215
14	61
15	256
16	13
17	248
18	90
19	1
20	1779
21	796
22	1
23	4
24	444
25	650
26	55
27	157
28	303
29	82
30	84
31	25
32	3
33	1912
34	621
35	128
36	205
37	164
38	1091
39	61
40	12
41	337
42	1
43	303
44	15
45	23
46	418
47	212
48	23
49	2494
50	1
51	472
52	771
53	1
54	36
55	8
56	46
57	8
58	18
59	264
60	22
61	725
62	85
63	65
64	231
65	606
66	3
67	1
68	43
69	144
70	164

[11, 2, 1, 606, 350, 166, 53, 1865, 7, 45, 1308, 68, 215, 61, 256, 13, 248, 90, 1, 1779, 796, 1, 4, 444, 650, 55, 157, 303, 82, 84, 25, 3, 1912, 621, 128, 205, 164, 1091, 61, 12, 337, 1, 303, 15, 23, 418, 212, 23, 2494, 1, 472, 771, 1, 36, 8, 46, 8, 18, 264, 22, 725, 85, 65, 231, 606, 3, 1, 43, 144, 164]

cp's OEIS Frontend

A261353 Least positive integer k such that prime(prime(k))prime(prime(kn)) = prime(p)+2 for some prime p.

Table of values

List of values

cp's OEIS Frontend

A261353 Least positive integer k such that prime(prime(k))*prime(prime(k*n)) = prime(p)+2 for some prime p.

Table of values

List of values

A261353 Least positive integer k such that prime(prime(k))prime(prime(kn)) = prime(p)+2 for some prime p.