A175512 - cp's OEIS frontend

A175512 (Digit sum of 7^n) mod n.

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

[0, 1, 1, 3, 2, 4, 4, 7, 1, 3, 5, 1, 0, 2, 4, 4, 7, 1, 3, 16, 19, 9, 16, 1, 22, 8, 10, 21, 5, 28, 22, 7, 28, 6, 17, 28, 4, 16, 19, 22, 25, 10, 40, 43, 28, 3, 34, 40, 31, 34, 13, 40, 8, 1, 49, 43, 10, 9, 34, 19, 22, 8, 19, 40, 52, 64, 0, 66, 37, 49, 52, 55, 58, 70, 37, 49, 11, 64, 6, 25, 28, 67, 43, 55, 40, 20, 64, 13, 8, 28, 49, 34, 82, 0, 79, 82, 85, 61, 73, 67]

cp's OEIS Frontend

A175512 (Digit sum of 7^n) mod n.

Table of values

List of values

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

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

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