A138307 - cp's OEIS frontend

A138307 Even numbers not representable as p+g, where p is a prime and g is a prime primitive root of p.

n	a(n)
1	2
2	4
3	6
4	14
5	16
6	26
7	36
8	38
9	64
10	100
11	144
12	196
13	206
14	256
15	324
16	332
17	400
18	484
19	530
20	576
21	676
22	784
23	900
24	1024
25	1156
26	1296
27	1444
28	1600
29	1764
30	1936
31	2116
32	2304
33	2500
34	2704
35	2916
36	3136
37	3364
38	3600
39	3844
40	4096
41	4356
42	4624
43	4900
44	5184
45	5476
46	5776
47	6084
48	6400

[2, 4, 6, 14, 16, 26, 36, 38, 64, 100, 144, 196, 206, 256, 324, 332, 400, 484, 530, 576, 676, 784, 900, 1024, 1156, 1296, 1444, 1600, 1764, 1936, 2116, 2304, 2500, 2704, 2916, 3136, 3364, 3600, 3844, 4096, 4356, 4624, 4900, 5184, 5476, 5776, 6084, 6400]

cp's OEIS Frontend

A138307 Even numbers not representable as p+g, where p is a prime and g is a prime primitive root of p.

Table of values

List of values