A317834 - cp's OEIS frontend

A317834 Numerators of rational valued sequence whose Dirichlet convolution with itself yields A078899 (the ordinal transform of A006530, the largest prime factor of n).

n	a(n)
1	1
2	1
3	1
4	7
5	1
6	3
7	1
8	17
9	11
10	3
11	1
12	19
13	1
14	3
15	5
16	139
17	1
18	23
19	1
20	19
21	5
22	3
23	1
24	39
25	19
26	3
27	45
28	19
29	1
30	13
31	1
32	263
33	5
34	3
35	9
36	77
37	1
38	3
39	5
40	55
41	1
42	13
43	1
44	19
45	43
46	3
47	1
48	387
49	27
50	47
51	5
52	19
53	1
54	59
55	9
56	71
57	5
58	3
59	1
60	43
61	1
62	3
63	51
64	995
65	9
66	13
67	1
68	19
69	5
70	25
71	1
72	87
73	1
74	3
75	59
76	19
77	13
78	13
79	1
80	707
81	467
82	3
83	1
84	59
85	9
86	3
87	5
88	71
89	1
90	53
91	13
92	19
93	5
94	3
95	9
96	1069
97	1

[1, 1, 1, 7, 1, 3, 1, 17, 11, 3, 1, 19, 1, 3, 5, 139, 1, 23, 1, 19, 5, 3, 1, 39, 19, 3, 45, 19, 1, 13, 1, 263, 5, 3, 9, 77, 1, 3, 5, 55, 1, 13, 1, 19, 43, 3, 1, 387, 27, 47, 5, 19, 1, 59, 9, 71, 5, 3, 1, 43, 1, 3, 51, 995, 9, 13, 1, 19, 5, 25, 1, 87, 1, 3, 59, 19, 13, 13, 1, 707, 467, 3, 1, 59, 9, 3, 5, 71, 1, 53, 13, 19, 5, 3, 9, 1069, 1]

cp's OEIS Frontend

A317834 Numerators of rational valued sequence whose Dirichlet convolution with itself yields A078899 (the ordinal transform of A006530, the largest prime factor of n).

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List of values