A156021 - cp's OEIS frontend

A156021 Numbers k such that k^1 + k^2 + k^3 + k^4 -+ 1 are twin primes.

n	a(n)
1	1
2	2
3	12
4	30
5	44
6	50
7	63
8	74
9	110
10	165
11	177
12	222
13	239
14	254
15	327
16	492
17	519
18	804
19	942
20	954
21	1007
22	1343
23	1352
24	1520
25	1770
26	2375
27	2450
28	2658
29	2795
30	2945
31	2994
32	3075
33	3332
34	3527
35	3548
36	3803
37	3915
38	3935
39	4025
40	4653
41	4704
42	4785
43	4808
44	4862
45	5270
46	5310
47	5364
48	5370

[1, 2, 12, 30, 44, 50, 63, 74, 110, 165, 177, 222, 239, 254, 327, 492, 519, 804, 942, 954, 1007, 1343, 1352, 1520, 1770, 2375, 2450, 2658, 2795, 2945, 2994, 3075, 3332, 3527, 3548, 3803, 3915, 3935, 4025, 4653, 4704, 4785, 4808, 4862, 5270, 5310, 5364, 5370]

cp's OEIS Frontend

A156021 Numbers k such that k^1 + k^2 + k^3 + k^4 -+ 1 are twin primes.

Table of values

List of values