A195270 - cp's OEIS frontend

A195270 3-gap primes: Prime p is a term iff there is no prime between 3p and 3q, where q is the next prime after p.

n	a(n)
1	71
2	107
3	137
4	281
5	347
6	379
7	443
8	461
9	557
10	617
11	641
12	727
13	809
14	827
15	853
16	857
17	991
18	1031
19	1049
20	1091
21	1093
22	1289
23	1297
24	1319
25	1433
26	1489
27	1579
28	1607
29	1613
30	1697
31	1747
32	1787
33	1867
34	1871
35	1877
36	1931
37	1987
38	1997
39	2027
40	2237
41	2269
42	2309
43	2377
44	2381
45	2473
46	2591

[71, 107, 137, 281, 347, 379, 443, 461, 557, 617, 641, 727, 809, 827, 853, 857, 991, 1031, 1049, 1091, 1093, 1289, 1297, 1319, 1433, 1489, 1579, 1607, 1613, 1697, 1747, 1787, 1867, 1871, 1877, 1931, 1987, 1997, 2027, 2237, 2269, 2309, 2377, 2381, 2473, 2591]

cp's OEIS Frontend

A195270 3-gap primes: Prime p is a term iff there is no prime between 3p and 3q, where q is the next prime after p.

Table of values

List of values

cp's OEIS Frontend

A195270 3-gap primes: Prime p is a term iff there is no prime between 3*p and 3*q, where q is the next prime after p.

Table of values

List of values

A195270 3-gap primes: Prime p is a term iff there is no prime between 3p and 3q, where q is the next prime after p.