A062824 - cp's OEIS frontend

A062824 a(n) = Ch(A005117(n)) where Ch(n) is Chowla's function and A005117(n) are the squarefree numbers.

n	a(n)
1	0
2	0
3	0
4	0
5	5
6	0
7	7
8	0
9	0
10	9
11	8
12	0
13	0
14	10
15	13
16	0
17	15
18	0
19	41
20	0
21	14
22	19
23	12
24	0
25	21
26	16
27	0
28	53
29	0
30	25
31	0
32	20
33	0
34	16
35	22
36	31
37	0
38	0
39	33
40	18
41	77
42	0
43	26
44	73
45	0
46	0
47	39
48	18
49	89
50	0
51	43
52	0
53	22
54	45
55	32
56	0
57	20
58	34
59	49
60	24
61	0
62	0
63	113
64	0
65	86
66	55
67	0
68	0
69	105
70	40
71	0
72	125
73	28
74	61
75	24
76	63
77	44
78	0
79	46
80	121
81	0
82	26
83	69
84	0
85	149
86	0
87	50
88	73
89	24
90	34
91	75
92	0

[0, 0, 0, 0, 5, 0, 7, 0, 0, 9, 8, 0, 0, 10, 13, 0, 15, 0, 41, 0, 14, 19, 12, 0, 21, 16, 0, 53, 0, 25, 0, 20, 0, 16, 22, 31, 0, 0, 33, 18, 77, 0, 26, 73, 0, 0, 39, 18, 89, 0, 43, 0, 22, 45, 32, 0, 20, 34, 49, 24, 0, 0, 113, 0, 86, 55, 0, 0, 105, 40, 0, 125, 28, 61, 24, 63, 44, 0, 46, 121, 0, 26, 69, 0, 149, 0, 50, 73, 24, 34, 75, 0]

cp's OEIS Frontend

A062824 a(n) = Ch(A005117(n)) where Ch(n) is Chowla's function and A005117(n) are the squarefree numbers.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	0
5	5
6	0
7	7
8	0
9	0
10	9
11	8
12	0
13	0
14	10
15	13
16	0
17	15
18	0
19	41
20	0
21	14
22	19
23	12
24	0
25	21
26	16
27	0
28	53
29	0
30	25
31	0
32	20
33	0
34	16
35	22
36	31
37	0
38	0
39	33
40	18
41	77
42	0
43	26
44	73
45	0
46	0
47	39
48	18
49	89
50	0
51	43
52	0
53	22
54	45
55	32
56	0
57	20
58	34
59	49
60	24
61	0
62	0
63	113
64	0
65	86
66	55
67	0
68	0
69	105
70	40
71	0
72	125
73	28
74	61
75	24
76	63
77	44
78	0
79	46
80	121
81	0
82	26
83	69
84	0
85	149
86	0
87	50
88	73
89	24
90	34
91	75
92	0

n	a(n)
1	0
2	0
3	0
4	0
5	5
6	0
7	7
8	0
9	0
10	9
11	8
12	0
13	0
14	10
15	13
16	0
17	15
18	0
19	41
20	0
21	14
22	19
23	12
24	0
25	21
26	16
27	0
28	53
29	0
30	25
31	0
32	20
33	0
34	16
35	22
36	31
37	0
38	0
39	33
40	18
41	77
42	0
43	26
44	73
45	0
46	0
47	39
48	18
49	89
50	0
51	43
52	0
53	22
54	45
55	32
56	0
57	20
58	34
59	49
60	24
61	0
62	0
63	113
64	0
65	86
66	55
67	0
68	0
69	105
70	40
71	0
72	125
73	28
74	61
75	24
76	63
77	44
78	0
79	46
80	121
81	0
82	26
83	69
84	0
85	149
86	0
87	50
88	73
89	24
90	34
91	75
92	0

n	a(n)
1	0
2	0
3	0
4	0
5	5
6	0
7	7
8	0
9	0
10	9
11	8
12	0
13	0
14	10
15	13
16	0
17	15
18	0
19	41
20	0
21	14
22	19
23	12
24	0
25	21
26	16
27	0
28	53
29	0
30	25
31	0
32	20
33	0
34	16
35	22
36	31
37	0
38	0
39	33
40	18
41	77
42	0
43	26
44	73
45	0
46	0
47	39
48	18
49	89
50	0
51	43
52	0
53	22
54	45
55	32
56	0
57	20
58	34
59	49
60	24
61	0
62	0
63	113
64	0
65	86
66	55
67	0
68	0
69	105
70	40
71	0
72	125
73	28
74	61
75	24
76	63
77	44
78	0
79	46
80	121
81	0
82	26
83	69
84	0
85	149
86	0
87	50
88	73
89	24
90	34
91	75
92	0