A153441 - cp's OEIS frontend

A153441 Numbers k such that k^27*(k^27+1)+1 is prime.

n	a(n)
1	1
2	21
3	50
4	77
5	153
6	191
7	194
8	311
9	405
10	440
11	462
12	557
13	638
14	659
15	690
16	746
17	852
18	887
19	944
20	945
21	1140
22	1326
23	1344
24	1452
25	1463
26	1607
27	1632
28	1652
29	1659
30	1683
31	1710
32	1788
33	1812
34	1851
35	1925
36	1943
37	1992
38	2157
39	2294
40	2309
41	2352
42	2402
43	2621
44	2687
45	2700
46	2733
47	2756

[1, 21, 50, 77, 153, 191, 194, 311, 405, 440, 462, 557, 638, 659, 690, 746, 852, 887, 944, 945, 1140, 1326, 1344, 1452, 1463, 1607, 1632, 1652, 1659, 1683, 1710, 1788, 1812, 1851, 1925, 1943, 1992, 2157, 2294, 2309, 2352, 2402, 2621, 2687, 2700, 2733, 2756]

cp's OEIS Frontend

A153441 Numbers k such that k^27*(k^27+1)+1 is prime.

Table of values

List of values