A023274 - cp's OEIS frontend

A023274 Primes that remain prime through 3 iterations of function f(x) = 2x + 5.

n	a(n)
1	13
2	31
3	37
4	67
5	73
6	181
7	367
8	541
9	661
10	997
11	1087
12	1117
13	1327
14	1861
15	2179
16	2293
17	2473
18	2713
19	2719
20	3271
21	3727
22	4363
23	5281
24	5443
25	5749
26	7459
27	8089
28	8707
29	9109
30	9181
31	9337
32	10357
33	10639
34	12553
35	13183
36	14923
37	16183
38	16249
39	17341
40	17419
41	17761
42	17923
43	17989

[13, 31, 37, 67, 73, 181, 367, 541, 661, 997, 1087, 1117, 1327, 1861, 2179, 2293, 2473, 2713, 2719, 3271, 3727, 4363, 5281, 5443, 5749, 7459, 8089, 8707, 9109, 9181, 9337, 10357, 10639, 12553, 13183, 14923, 16183, 16249, 17341, 17419, 17761, 17923, 17989]

cp's OEIS Frontend

A023274 Primes that remain prime through 3 iterations of function f(x) = 2x + 5.

Table of values

List of values