A256689 - cp's OEIS frontend

A256689 From third root of Riemann zeta function: form Dirichlet series Sum b(n)/n^x whose cube is zeta function; sequence gives denominator of b(n).

n	a(n)
1	1
2	3
3	3
4	9
5	3
6	9
7	3
8	81
9	9
10	9
11	3
12	27
13	3
14	9
15	9
16	243
17	3
18	27
19	3
20	27
21	9
22	9
23	3
24	243
25	9
26	9
27	81
28	27
29	3
30	27
31	3
32	729
33	9
34	9
35	9
36	81
37	3
38	9
39	9
40	243
41	3
42	27
43	3
44	27
45	27
46	9
47	3
48	729
49	9
50	27
51	9
52	27
53	3
54	243
55	9
56	243
57	9
58	9
59	3
60	81
61	3
62	9
63	27
64	6561
65	9
66	27
67	3
68	27
69	9
70	27
71	3
72	729
73	3
74	9
75	27
76	27
77	9
78	27
79	3
80	729
81	243
82	9
83	3
84	81
85	9
86	9
87	9
88	243
89	3
90	81
91	9
92	27
93	9
94	9
95	9
96	2187
97	3
98	27
99	27
100	81

[1, 3, 3, 9, 3, 9, 3, 81, 9, 9, 3, 27, 3, 9, 9, 243, 3, 27, 3, 27, 9, 9, 3, 243, 9, 9, 81, 27, 3, 27, 3, 729, 9, 9, 9, 81, 3, 9, 9, 243, 3, 27, 3, 27, 27, 9, 3, 729, 9, 27, 9, 27, 3, 243, 9, 243, 9, 9, 3, 81, 3, 9, 27, 6561, 9, 27, 3, 27, 9, 27, 3, 729, 3, 9, 27, 27, 9, 27, 3, 729, 243, 9, 3, 81, 9, 9, 9, 243, 3, 81, 9, 27, 9, 9, 9, 2187, 3, 27, 27, 81]

cp's OEIS Frontend

A256689 From third root of Riemann zeta function: form Dirichlet series Sum b(n)/n^x whose cube is zeta function; sequence gives denominator of b(n).

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List of values