A328415 - cp's OEIS frontend

A328415 Numbers k such that (Z/mZ)* = C_2 X C_(2k) has exactly one solution, where (Z/mZ)* is the multiplicative group of integers modulo m.

n	a(n)
1	4
2	16
3	27
4	32
5	64
6	256
7	512
8	1024
9	2048
10	2187
11	4096
12	6561
13	8192
14	16384
15	59049
16	65536
17	131072
18	177147
19	262144
20	524288
21	531441
22	1048576
23	1594323
24	2097152
25	4194304
26	4782969
27	8388608
28	14348907
29	16777216
30	33554432
31	67108864
32	134217728
33	268435456
34	387420489
35	536870912
36	1073741824

[4, 16, 27, 32, 64, 256, 512, 1024, 2048, 2187, 4096, 6561, 8192, 16384, 59049, 65536, 131072, 177147, 262144, 524288, 531441, 1048576, 1594323, 2097152, 4194304, 4782969, 8388608, 14348907, 16777216, 33554432, 67108864, 134217728, 268435456, 387420489, 536870912, 1073741824]

cp's OEIS Frontend

A328415 Numbers k such that (Z/mZ)* = C_2 X C_(2k) has exactly one solution, where (Z/mZ)* is the multiplicative group of integers modulo m.

Table of values

List of values