A071782 - cp's OEIS frontend

A071782 Sum of distinct squares in Z_n (mod n).

n	a(n)
1	0
2	1
3	1
4	1
5	0
6	2
7	0
8	5
9	3
10	5
11	0
12	2
13	0
14	0
15	0
16	14
17	0
18	6
19	0
20	15
21	7
22	0
23	0
24	18
25	0
26	13
27	18
28	0
29	0
30	0
31	0
32	8
33	0
34	17
35	0
36	24
37	0
38	0
39	13
40	15
41	0
42	14
43	0
44	22
45	0
46	0
47	0
48	28
49	0
50	25
51	0
52	39
53	0
54	9
55	0
56	28
57	19
58	29
59	0
60	30
61	0
62	0
63	21
64	32
65	0
66	0
67	0
68	17
69	0
70	0
71	0
72	36
73	0
74	37
75	50
76	38
77	0
78	26
79	0
80	10

[0, 1, 1, 1, 0, 2, 0, 5, 3, 5, 0, 2, 0, 0, 0, 14, 0, 6, 0, 15, 7, 0, 0, 18, 0, 13, 18, 0, 0, 0, 0, 8, 0, 17, 0, 24, 0, 0, 13, 15, 0, 14, 0, 22, 0, 0, 0, 28, 0, 25, 0, 39, 0, 9, 0, 28, 19, 29, 0, 30, 0, 0, 21, 32, 0, 0, 0, 17, 0, 0, 0, 36, 0, 37, 50, 38, 0, 26, 0, 10]

cp's OEIS Frontend

A071782 Sum of distinct squares in Z_n (mod n).

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	1
5	0
6	2
7	0
8	5
9	3
10	5
11	0
12	2
13	0
14	0
15	0
16	14
17	0
18	6
19	0
20	15
21	7
22	0
23	0
24	18
25	0
26	13
27	18
28	0
29	0
30	0
31	0
32	8
33	0
34	17
35	0
36	24
37	0
38	0
39	13
40	15
41	0
42	14
43	0
44	22
45	0
46	0
47	0
48	28
49	0
50	25
51	0
52	39
53	0
54	9
55	0
56	28
57	19
58	29
59	0
60	30
61	0
62	0
63	21
64	32
65	0
66	0
67	0
68	17
69	0
70	0
71	0
72	36
73	0
74	37
75	50
76	38
77	0
78	26
79	0
80	10

n	a(n)
1	0
2	1
3	1
4	1
5	0
6	2
7	0
8	5
9	3
10	5
11	0
12	2
13	0
14	0
15	0
16	14
17	0
18	6
19	0
20	15
21	7
22	0
23	0
24	18
25	0
26	13
27	18
28	0
29	0
30	0
31	0
32	8
33	0
34	17
35	0
36	24
37	0
38	0
39	13
40	15
41	0
42	14
43	0
44	22
45	0
46	0
47	0
48	28
49	0
50	25
51	0
52	39
53	0
54	9
55	0
56	28
57	19
58	29
59	0
60	30
61	0
62	0
63	21
64	32
65	0
66	0
67	0
68	17
69	0
70	0
71	0
72	36
73	0
74	37
75	50
76	38
77	0
78	26
79	0
80	10

n	a(n)
1	0
2	1
3	1
4	1
5	0
6	2
7	0
8	5
9	3
10	5
11	0
12	2
13	0
14	0
15	0
16	14
17	0
18	6
19	0
20	15
21	7
22	0
23	0
24	18
25	0
26	13
27	18
28	0
29	0
30	0
31	0
32	8
33	0
34	17
35	0
36	24
37	0
38	0
39	13
40	15
41	0
42	14
43	0
44	22
45	0
46	0
47	0
48	28
49	0
50	25
51	0
52	39
53	0
54	9
55	0
56	28
57	19
58	29
59	0
60	30
61	0
62	0
63	21
64	32
65	0
66	0
67	0
68	17
69	0
70	0
71	0
72	36
73	0
74	37
75	50
76	38
77	0
78	26
79	0
80	10