A261462 - cp's OEIS frontend

A261462 Least positive integer k such that prime(prime(k)), prime(prime(k*n)), prime(p) and prime(q) form a 4-term arithmetic progression for some pair of primes p and q.

n	a(n)
1	1
2	5109
3	879
4	27956
5	103840
6	32205
7	21404
8	1800
9	4241
10	81794
11	2355
12	4352
13	14974
14	8552
15	26159
16	17621
17	91986
18	52574
19	73764
20	4699
21	12546
22	27347
23	71148
24	6819
25	333
26	38830
27	28809
28	2058
29	24609
30	84
31	11478
32	226251
33	21383
34	54
35	2930
36	36423
37	2602
38	22
39	47668
40	15594
41	19
42	56106
43	41913
44	72620
45	211070
46	9022
47	2587
48	10316
49	74965
50	26852

[1, 5109, 879, 27956, 103840, 32205, 21404, 1800, 4241, 81794, 2355, 4352, 14974, 8552, 26159, 17621, 91986, 52574, 73764, 4699, 12546, 27347, 71148, 6819, 333, 38830, 28809, 2058, 24609, 84, 11478, 226251, 21383, 54, 2930, 36423, 2602, 22, 47668, 15594, 19, 56106, 41913, 72620, 211070, 9022, 2587, 10316, 74965, 26852]

cp's OEIS Frontend

A261462 Least positive integer k such that prime(prime(k)), prime(prime(k*n)), prime(p) and prime(q) form a 4-term arithmetic progression for some pair of primes p and q.

Table of values

List of values