A276307 - cp's OEIS frontend

A276307 Primes p such that d(p*(2p+1)) = 16 where d(n) is the number of divisors of n (A000005).

n	a(n)
1	67
2	97
3	127
4	199
5	227
6	229
7	241
8	277
9	307
10	313
11	331
12	379
13	397
14	457
15	467
16	499
17	547
18	617
19	619
20	647
21	709
22	727
23	739
24	757
25	773
26	797
27	823
28	829
29	857
30	883
31	977
32	1033
33	1069
34	1093
35	1117
36	1123
37	1171
38	1187
39	1193
40	1201
41	1277
42	1297
43	1303
44	1319
45	1423
46	1447
47	1459
48	1471
49	1483
50	1609

[67, 97, 127, 199, 227, 229, 241, 277, 307, 313, 331, 379, 397, 457, 467, 499, 547, 617, 619, 647, 709, 727, 739, 757, 773, 797, 823, 829, 857, 883, 977, 1033, 1069, 1093, 1117, 1123, 1171, 1187, 1193, 1201, 1277, 1297, 1303, 1319, 1423, 1447, 1459, 1471, 1483, 1609]

cp's OEIS Frontend

A276307 Primes p such that d(p*(2p+1)) = 16 where d(n) is the number of divisors of n (A000005).

Table of values

List of values