A059890 - cp's OEIS frontend

A059890 a(n) = |{m : multiplicative order of 8 mod m = n}|.

n	a(n)
1	2
2	4
3	2
4	18
5	6
6	24
7	10
8	72
9	4
10	84
11	14
12	462
13	14
14	128
15	54
16	672
17	30
18	124
19	14
20	4494
21	82
22	364
23	14
24	7608
25	120
26	172
27	56
28	9054
29	62
30	3920
31	6
32	5376
33	238
34	1500
35	1518
36	9600
37	62
38	364
39	494
40	69048
41	30
42	5892
43	30
44	24174
45	956
46	364
47	62
48	253280
49	52
50	12072
51	222
52	147246
53	254
54	12072

[2, 4, 2, 18, 6, 24, 10, 72, 4, 84, 14, 462, 14, 128, 54, 672, 30, 124, 14, 4494, 82, 364, 14, 7608, 120, 172, 56, 9054, 62, 3920, 6, 5376, 238, 1500, 1518, 9600, 62, 364, 494, 69048, 30, 5892, 30, 24174, 956, 364, 62, 253280, 52, 12072, 222, 147246, 254, 12072]

cp's OEIS Frontend

A059890 a(n) = |{m : multiplicative order of 8 mod m = n}|.

Table of values

List of values