A237659 - cp's OEIS frontend

A237659 Primes p with pi(p) and pi(p^2) both prime, where pi(.) is given by A000720.

n	a(n)
1	17
2	41
3	59
4	109
5	127
6	157
7	353
8	367
9	709
10	1153
11	1787
12	3319
13	3407
14	3911
15	5851
16	6037
17	6217
18	6469
19	8389
20	9103
21	9319
22	10663
23	13709
24	14107
25	14591
26	15683
27	18433
28	19463
29	19577
30	20107
31	21727
32	23209
33	27809
34	29383
35	32797
36	35023
37	36251
38	36599
39	38351
40	39239

[17, 41, 59, 109, 127, 157, 353, 367, 709, 1153, 1787, 3319, 3407, 3911, 5851, 6037, 6217, 6469, 8389, 9103, 9319, 10663, 13709, 14107, 14591, 15683, 18433, 19463, 19577, 20107, 21727, 23209, 27809, 29383, 32797, 35023, 36251, 36599, 38351, 39239]

cp's OEIS Frontend

A237659 Primes p with pi(p) and pi(p^2) both prime, where pi(.) is given by A000720.

Table of values

List of values