A069896 - cp's OEIS frontend

A069896 GCD of consecutive values of Chowla's function.

n	a(n)
1	0
2	0
3	2
4	2
5	5
6	5
7	6
8	3
9	1
10	7
11	15
12	15
13	9
14	1
15	2
16	14
17	20
18	20
19	21
20	1
21	1
22	13
23	35
24	5
25	5
26	3
27	3
28	27
29	41
30	41
31	30
32	2
33	1
34	1
35	6
36	54
37	21
38	1
39	1
40	49
41	53
42	53
43	39
44	1
45	1
46	25
47	75
48	1
49	7
50	2
51	5
52	45
53	65
54	1
55	1
56	1
57	1
58	31
59	107
60	107
61	33
62	1
63	2
64	2
65	1
66	77
67	57
68	1
69	1
70	73
71	122
72	122
73	39
74	3
75	3
76	9
77	1
78	89
79	105
80	3
81	1
82	43

[0, 0, 2, 2, 5, 5, 6, 3, 1, 7, 15, 15, 9, 1, 2, 14, 20, 20, 21, 1, 1, 13, 35, 5, 5, 3, 3, 27, 41, 41, 30, 2, 1, 1, 6, 54, 21, 1, 1, 49, 53, 53, 39, 1, 1, 25, 75, 1, 7, 2, 5, 45, 65, 1, 1, 1, 1, 31, 107, 107, 33, 1, 2, 2, 1, 77, 57, 1, 1, 73, 122, 122, 39, 3, 3, 9, 1, 89, 105, 3, 1, 43]

cp's OEIS Frontend

A069896 GCD of consecutive values of Chowla's function.

Table of values

List of values

n	a(n)
1	0
2	0
3	2
4	2
5	5
6	5
7	6
8	3
9	1
10	7
11	15
12	15
13	9
14	1
15	2
16	14
17	20
18	20
19	21
20	1
21	1
22	13
23	35
24	5
25	5
26	3
27	3
28	27
29	41
30	41
31	30
32	2
33	1
34	1
35	6
36	54
37	21
38	1
39	1
40	49
41	53
42	53
43	39
44	1
45	1
46	25
47	75
48	1
49	7
50	2
51	5
52	45
53	65
54	1
55	1
56	1
57	1
58	31
59	107
60	107
61	33
62	1
63	2
64	2
65	1
66	77
67	57
68	1
69	1
70	73
71	122
72	122
73	39
74	3
75	3
76	9
77	1
78	89
79	105
80	3
81	1
82	43

n	a(n)
1	0
2	0
3	2
4	2
5	5
6	5
7	6
8	3
9	1
10	7
11	15
12	15
13	9
14	1
15	2
16	14
17	20
18	20
19	21
20	1
21	1
22	13
23	35
24	5
25	5
26	3
27	3
28	27
29	41
30	41
31	30
32	2
33	1
34	1
35	6
36	54
37	21
38	1
39	1
40	49
41	53
42	53
43	39
44	1
45	1
46	25
47	75
48	1
49	7
50	2
51	5
52	45
53	65
54	1
55	1
56	1
57	1
58	31
59	107
60	107
61	33
62	1
63	2
64	2
65	1
66	77
67	57
68	1
69	1
70	73
71	122
72	122
73	39
74	3
75	3
76	9
77	1
78	89
79	105
80	3
81	1
82	43

n	a(n)
1	0
2	0
3	2
4	2
5	5
6	5
7	6
8	3
9	1
10	7
11	15
12	15
13	9
14	1
15	2
16	14
17	20
18	20
19	21
20	1
21	1
22	13
23	35
24	5
25	5
26	3
27	3
28	27
29	41
30	41
31	30
32	2
33	1
34	1
35	6
36	54
37	21
38	1
39	1
40	49
41	53
42	53
43	39
44	1
45	1
46	25
47	75
48	1
49	7
50	2
51	5
52	45
53	65
54	1
55	1
56	1
57	1
58	31
59	107
60	107
61	33
62	1
63	2
64	2
65	1
66	77
67	57
68	1
69	1
70	73
71	122
72	122
73	39
74	3
75	3
76	9
77	1
78	89
79	105
80	3
81	1
82	43