A385731 - cp's OEIS frontend

A385731 Number of divisors d of n such that (-d) == (-d)^d == d^d (mod n).

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

[1, 2, 1, 1, 1, 3, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 4, 1, 1, 1, 2, 1, 1, 1, 2, 1, 2, 1, 2, 1, 1, 1, 2, 1, 2, 1, 2, 1, 1, 1, 3, 1, 1, 1, 4, 1, 2, 1, 2, 1, 1, 1, 3, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 2, 1, 2, 1, 2, 1, 1]

cp's OEIS Frontend

A385731 Number of divisors d of n such that (-d) == (-d)^d == d^d (mod n).

Table of values

List of values

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

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

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