A318669 - cp's OEIS frontend

A318669 Numerators of the sequence whose Dirichlet convolution with itself yields A065769 ("Prime cascade").

n	a(n)
1	1
2	1
3	1
4	7
5	3
6	1
7	5
8	25
9	5
10	3
11	7
12	7
13	11
14	5
15	3
16	363
17	13
18	5
19	17
20	21
21	5
22	7
23	19
24	25
25	51
26	11
27	13
28	35
29	23
30	3
31	29
32	1335
33	7
34	13
35	15
36	35
37	31
38	17
39	11
40	75
41	37
42	5
43	41
44	49
45	15
46	19
47	43
48	363
49	115
50	51
51	13
52	77
53	47
54	13
55	21
56	125
57	17
58	23
59	53
60	21
61	59
62	29
63	25
64	9923
65	33
66	7
67	61
68	91
69	19
70	15
71	67
72	125
73	71
74	31
75	51
76	119
77	35
78	11
79	73
80	1089
81	139
82	37
83	79
84	35
85	39
86	41
87	23

[1, 1, 1, 7, 3, 1, 5, 25, 5, 3, 7, 7, 11, 5, 3, 363, 13, 5, 17, 21, 5, 7, 19, 25, 51, 11, 13, 35, 23, 3, 29, 1335, 7, 13, 15, 35, 31, 17, 11, 75, 37, 5, 41, 49, 15, 19, 43, 363, 115, 51, 13, 77, 47, 13, 21, 125, 17, 23, 53, 21, 59, 29, 25, 9923, 33, 7, 61, 91, 19, 15, 67, 125, 71, 31, 51, 119, 35, 11, 73, 1089, 139, 37, 79, 35, 39, 41, 23]

cp's OEIS Frontend

A318669 Numerators of the sequence whose Dirichlet convolution with itself yields A065769 ("Prime cascade").

Table of values

List of values