A224892 - cp's OEIS frontend

A224892 Dirichlet g.f.: Product_{k>=2} (1 - 1/k^(s-1)).

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

[1, -2, -3, -4, -5, 0, -7, 0, -9, 0, -11, 12, -13, 0, 0, 0, -17, 18, -19, 20, 0, 0, -23, 24, -25, 0, 0, 28, -29, 30, -31, 32, 0, 0, 0, 36, -37, 0, 0, 40, -41, 42, -43, 44, 45, 0, -47, 48, -49, 50, 0, 52, -53, 54, 0, 56, 0, 0, -59, 60, -61, 0, 63, 0, 0, 66, -67, 68, 0, 70, -71, 72, -73, 0, 75, 76, 0, 78, -79, 80, 0, 0, -83, 84, 0, 0, 0, 88, -89, 90]

cp's OEIS Frontend

A224892 Dirichlet g.f.: Product_{k>=2} (1 - 1/k^(s-1)).

Table of values

List of values

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

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

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