A059762 - cp's OEIS frontend

A059762 Initial primes of Cunningham chains of first type with length exactly 3. Primes in A059453 that survive as primes just two "2p+1 iterations", forming chains of exactly 3 terms.

n	a(n)
1	41
2	1031
3	1451
4	1481
5	1511
6	1811
7	1889
8	1901
9	1931
10	3449
11	3491
12	3821
13	3911
14	5081
15	5441
16	5849
17	6101
18	6131
19	7151
20	7349
21	7901
22	8969
23	9221
24	10691
25	10709
26	11171
27	11471
28	11801
29	12101
30	12821
31	12959
32	13229
33	14009
34	14249
35	14321
36	14669
37	14741
38	15161

[41, 1031, 1451, 1481, 1511, 1811, 1889, 1901, 1931, 3449, 3491, 3821, 3911, 5081, 5441, 5849, 6101, 6131, 7151, 7349, 7901, 8969, 9221, 10691, 10709, 11171, 11471, 11801, 12101, 12821, 12959, 13229, 14009, 14249, 14321, 14669, 14741, 15161]

cp's OEIS Frontend

A059762 Initial primes of Cunningham chains of first type with length exactly 3. Primes in A059453 that survive as primes just two "2p+1 iterations", forming chains of exactly 3 terms.

Table of values

List of values