A079777 - cp's OEIS frontend

A079777 a(0) = 0, a(1) = 1; for n > 1, a(n) = (a(n-1) + a(n-2)) (mod n).

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

[0, 1, 1, 2, 3, 0, 3, 3, 6, 0, 6, 6, 0, 6, 6, 12, 2, 14, 16, 11, 7, 18, 3, 21, 0, 21, 21, 15, 8, 23, 1, 24, 25, 16, 7, 23, 30, 16, 8, 24, 32, 15, 5, 20, 25, 0, 25, 25, 2, 27, 29, 5, 34, 39, 19, 3, 22, 25, 47, 13, 0, 13, 13, 26, 39, 0, 39, 39, 10, 49, 59, 37, 24, 61, 11, 72, 7, 2, 9, 11, 20]

cp's OEIS Frontend

A079777 a(0) = 0, a(1) = 1; for n > 1, a(n) = (a(n-1) + a(n-2)) (mod n).

Table of values

List of values

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

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

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