A226783 - cp's OEIS frontend

A226783 If n=0 (mod 5) then a(n)=0, otherwise a(n)=5^(-1) in Z/nZ*.

n	a(n)
1	0
2	1
3	2
4	1
5	0
6	5
7	3
8	5
9	2
10	0
11	9
12	5
13	8
14	3
15	0
16	13
17	7
18	11
19	4
20	0
21	17
22	9
23	14
24	5
25	0
26	21
27	11
28	17
29	6
30	0
31	25
32	13
33	20
34	7
35	0
36	29
37	15
38	23
39	8
40	0
41	33
42	17
43	26
44	9
45	0
46	37
47	19
48	29
49	10
50	0
51	41
52	21
53	32
54	11
55	0
56	45
57	23
58	35
59	12
60	0
61	49
62	25
63	38

[0, 1, 2, 1, 0, 5, 3, 5, 2, 0, 9, 5, 8, 3, 0, 13, 7, 11, 4, 0, 17, 9, 14, 5, 0, 21, 11, 17, 6, 0, 25, 13, 20, 7, 0, 29, 15, 23, 8, 0, 33, 17, 26, 9, 0, 37, 19, 29, 10, 0, 41, 21, 32, 11, 0, 45, 23, 35, 12, 0, 49, 25, 38]

cp's OEIS Frontend

A226783 If n=0 (mod 5) then a(n)=0, otherwise a(n)=5^(-1) in Z/nZ*.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	1
5	0
6	5
7	3
8	5
9	2
10	0
11	9
12	5
13	8
14	3
15	0
16	13
17	7
18	11
19	4
20	0
21	17
22	9
23	14
24	5
25	0
26	21
27	11
28	17
29	6
30	0
31	25
32	13
33	20
34	7
35	0
36	29
37	15
38	23
39	8
40	0
41	33
42	17
43	26
44	9
45	0
46	37
47	19
48	29
49	10
50	0
51	41
52	21
53	32
54	11
55	0
56	45
57	23
58	35
59	12
60	0
61	49
62	25
63	38

n	a(n)
1	0
2	1
3	2
4	1
5	0
6	5
7	3
8	5
9	2
10	0
11	9
12	5
13	8
14	3
15	0
16	13
17	7
18	11
19	4
20	0
21	17
22	9
23	14
24	5
25	0
26	21
27	11
28	17
29	6
30	0
31	25
32	13
33	20
34	7
35	0
36	29
37	15
38	23
39	8
40	0
41	33
42	17
43	26
44	9
45	0
46	37
47	19
48	29
49	10
50	0
51	41
52	21
53	32
54	11
55	0
56	45
57	23
58	35
59	12
60	0
61	49
62	25
63	38

n	a(n)
1	0
2	1
3	2
4	1
5	0
6	5
7	3
8	5
9	2
10	0
11	9
12	5
13	8
14	3
15	0
16	13
17	7
18	11
19	4
20	0
21	17
22	9
23	14
24	5
25	0
26	21
27	11
28	17
29	6
30	0
31	25
32	13
33	20
34	7
35	0
36	29
37	15
38	23
39	8
40	0
41	33
42	17
43	26
44	9
45	0
46	37
47	19
48	29
49	10
50	0
51	41
52	21
53	32
54	11
55	0
56	45
57	23
58	35
59	12
60	0
61	49
62	25
63	38