A316584 - cp's OEIS frontend

A316584 Array read by antidiagonals: T(n,k) is the number of elements x in GL(2,Z_n) with x^k == I mod n where I is the identity matrix.

n	a(n)
1	1
2	1
3	1
4	1
5	4
6	1
7	1
8	3
9	14
10	1
11	1
12	4
13	9
14	28
15	1
16	1
17	1
18	20
19	9
20	32
21	1
22	1
23	6
24	1
25	64
26	21
27	56
28	1
29	1
30	1
31	30
32	1
33	184
34	27
35	58
36	1
37	1
38	4
39	1
40	60
41	25
42	80
43	171
44	176
45	1
46	1
47	3
48	32
49	1
50	72
51	1
52	100
53	33
54	110
55	1
56	1
57	4
58	9
59	64
60	1
61	180
62	1
63	640
64	297
65	128
66	1
67	1
68	1
69	14
70	9
71	224
72	1
73	846
74	1
75	164
76	63
77	134
78	1

[1, 1, 1, 1, 4, 1, 1, 3, 14, 1, 1, 4, 9, 28, 1, 1, 1, 20, 9, 32, 1, 1, 6, 1, 64, 21, 56, 1, 1, 1, 30, 1, 184, 27, 58, 1, 1, 4, 1, 60, 25, 80, 171, 176, 1, 1, 3, 32, 1, 72, 1, 100, 33, 110, 1, 1, 4, 9, 64, 1, 180, 1, 640, 297, 128, 1, 1, 1, 14, 9, 224, 1, 846, 1, 164, 63, 134, 1]

cp's OEIS Frontend

A316584 Array read by antidiagonals: T(n,k) is the number of elements x in GL(2,Z_n) with x^k == I mod n where I is the identity matrix.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	1
5	4
6	1
7	1
8	3
9	14
10	1
11	1
12	4
13	9
14	28
15	1
16	1
17	1
18	20
19	9
20	32
21	1
22	1
23	6
24	1
25	64
26	21
27	56
28	1
29	1
30	1
31	30
32	1
33	184
34	27
35	58
36	1
37	1
38	4
39	1
40	60
41	25
42	80
43	171
44	176
45	1
46	1
47	3
48	32
49	1
50	72
51	1
52	100
53	33
54	110
55	1
56	1
57	4
58	9
59	64
60	1
61	180
62	1
63	640
64	297
65	128
66	1
67	1
68	1
69	14
70	9
71	224
72	1
73	846
74	1
75	164
76	63
77	134
78	1

n	a(n)
1	1
2	1
3	1
4	1
5	4
6	1
7	1
8	3
9	14
10	1
11	1
12	4
13	9
14	28
15	1
16	1
17	1
18	20
19	9
20	32
21	1
22	1
23	6
24	1
25	64
26	21
27	56
28	1
29	1
30	1
31	30
32	1
33	184
34	27
35	58
36	1
37	1
38	4
39	1
40	60
41	25
42	80
43	171
44	176
45	1
46	1
47	3
48	32
49	1
50	72
51	1
52	100
53	33
54	110
55	1
56	1
57	4
58	9
59	64
60	1
61	180
62	1
63	640
64	297
65	128
66	1
67	1
68	1
69	14
70	9
71	224
72	1
73	846
74	1
75	164
76	63
77	134
78	1

n	a(n)
1	1
2	1
3	1
4	1
5	4
6	1
7	1
8	3
9	14
10	1
11	1
12	4
13	9
14	28
15	1
16	1
17	1
18	20
19	9
20	32
21	1
22	1
23	6
24	1
25	64
26	21
27	56
28	1
29	1
30	1
31	30
32	1
33	184
34	27
35	58
36	1
37	1
38	4
39	1
40	60
41	25
42	80
43	171
44	176
45	1
46	1
47	3
48	32
49	1
50	72
51	1
52	100
53	33
54	110
55	1
56	1
57	4
58	9
59	64
60	1
61	180
62	1
63	640
64	297
65	128
66	1
67	1
68	1
69	14
70	9
71	224
72	1
73	846
74	1
75	164
76	63
77	134
78	1