A384781 - cp's OEIS frontend

A384781 Number of values of s, 0 < s <= n - 1, such that (-s)^s == s (mod n).

n	a(n)
1	0
2	1
3	0
4	0
5	1
6	2
7	1
8	0
9	1
10	4
11	0
12	1
13	1
14	3
15	3
16	0
17	0
18	4
19	0
20	1
21	2
22	3
23	1
24	1
25	3
26	6
27	1
28	3
29	1
30	6
31	1
32	0
33	3
34	2
35	2
36	3
37	3
38	3
39	2
40	1
41	1
42	6
43	0
44	3
45	5
46	3
47	1
48	1
49	3
50	8
51	2
52	2
53	2
54	4
55	3
56	2
57	1
58	5
59	0
60	3
61	3
62	3
63	7
64	0
65	5
66	6
67	0
68	1
69	3
70	8
71	1
72	3
73	3
74	8
75	5
76	3
77	4
78	6
79	1
80	1
81	4
82	3
83	0
84	5
85	2
86	4
87	6
88	2
89	4
90	10
91	5
92	2
93	3
94	3
95	2
96	1
97	4
98	8
99	5
100	5

[0, 1, 0, 0, 1, 2, 1, 0, 1, 4, 0, 1, 1, 3, 3, 0, 0, 4, 0, 1, 2, 3, 1, 1, 3, 6, 1, 3, 1, 6, 1, 0, 3, 2, 2, 3, 3, 3, 2, 1, 1, 6, 0, 3, 5, 3, 1, 1, 3, 8, 2, 2, 2, 4, 3, 2, 1, 5, 0, 3, 3, 3, 7, 0, 5, 6, 0, 1, 3, 8, 1, 3, 3, 8, 5, 3, 4, 6, 1, 1, 4, 3, 0, 5, 2, 4, 6, 2, 4, 10, 5, 2, 3, 3, 2, 1, 4, 8, 5, 5]

cp's OEIS Frontend

A384781 Number of values of s, 0 < s <= n - 1, such that (-s)^s == s (mod n).

Table of values

List of values

n	a(n)
1	0
2	1
3	0
4	0
5	1
6	2
7	1
8	0
9	1
10	4
11	0
12	1
13	1
14	3
15	3
16	0
17	0
18	4
19	0
20	1
21	2
22	3
23	1
24	1
25	3
26	6
27	1
28	3
29	1
30	6
31	1
32	0
33	3
34	2
35	2
36	3
37	3
38	3
39	2
40	1
41	1
42	6
43	0
44	3
45	5
46	3
47	1
48	1
49	3
50	8
51	2
52	2
53	2
54	4
55	3
56	2
57	1
58	5
59	0
60	3
61	3
62	3
63	7
64	0
65	5
66	6
67	0
68	1
69	3
70	8
71	1
72	3
73	3
74	8
75	5
76	3
77	4
78	6
79	1
80	1
81	4
82	3
83	0
84	5
85	2
86	4
87	6
88	2
89	4
90	10
91	5
92	2
93	3
94	3
95	2
96	1
97	4
98	8
99	5
100	5

n	a(n)
1	0
2	1
3	0
4	0
5	1
6	2
7	1
8	0
9	1
10	4
11	0
12	1
13	1
14	3
15	3
16	0
17	0
18	4
19	0
20	1
21	2
22	3
23	1
24	1
25	3
26	6
27	1
28	3
29	1
30	6
31	1
32	0
33	3
34	2
35	2
36	3
37	3
38	3
39	2
40	1
41	1
42	6
43	0
44	3
45	5
46	3
47	1
48	1
49	3
50	8
51	2
52	2
53	2
54	4
55	3
56	2
57	1
58	5
59	0
60	3
61	3
62	3
63	7
64	0
65	5
66	6
67	0
68	1
69	3
70	8
71	1
72	3
73	3
74	8
75	5
76	3
77	4
78	6
79	1
80	1
81	4
82	3
83	0
84	5
85	2
86	4
87	6
88	2
89	4
90	10
91	5
92	2
93	3
94	3
95	2
96	1
97	4
98	8
99	5
100	5

n	a(n)
1	0
2	1
3	0
4	0
5	1
6	2
7	1
8	0
9	1
10	4
11	0
12	1
13	1
14	3
15	3
16	0
17	0
18	4
19	0
20	1
21	2
22	3
23	1
24	1
25	3
26	6
27	1
28	3
29	1
30	6
31	1
32	0
33	3
34	2
35	2
36	3
37	3
38	3
39	2
40	1
41	1
42	6
43	0
44	3
45	5
46	3
47	1
48	1
49	3
50	8
51	2
52	2
53	2
54	4
55	3
56	2
57	1
58	5
59	0
60	3
61	3
62	3
63	7
64	0
65	5
66	6
67	0
68	1
69	3
70	8
71	1
72	3
73	3
74	8
75	5
76	3
77	4
78	6
79	1
80	1
81	4
82	3
83	0
84	5
85	2
86	4
87	6
88	2
89	4
90	10
91	5
92	2
93	3
94	3
95	2
96	1
97	4
98	8
99	5
100	5