A349387 - cp's OEIS frontend

A349387 Dirichlet convolution of A003961 with A055615 (Dirichlet inverse of n), where A003961 is fully multiplicative with a(p) = nextprime(p).

n	a(n)
1	1
2	1
3	2
4	3
5	2
6	2
7	4
8	9
9	10
10	2
11	2
12	6
13	4
14	4
15	4
16	27
17	2
18	10
19	4
20	6
21	8
22	2
23	6
24	18
25	14
26	4
27	50
28	12
29	2
30	4
31	6
32	81
33	4
34	2
35	8
36	30
37	4
38	4
39	8
40	18
41	2
42	8
43	4
44	6
45	20
46	6
47	6
48	54
49	44
50	14
51	4
52	12
53	6
54	50
55	4
56	36
57	8
58	2
59	2
60	12
61	6
62	6
63	40
64	243
65	8
66	4
67	4
68	6
69	12
70	8
71	2
72	90
73	6
74	4
75	28
76	12
77	8
78	8
79	4
80	54
81	250
82	2
83	6
84	24
85	4
86	4
87	4
88	18
89	8
90	20
91	16
92	18
93	12
94	6

[1, 1, 2, 3, 2, 2, 4, 9, 10, 2, 2, 6, 4, 4, 4, 27, 2, 10, 4, 6, 8, 2, 6, 18, 14, 4, 50, 12, 2, 4, 6, 81, 4, 2, 8, 30, 4, 4, 8, 18, 2, 8, 4, 6, 20, 6, 6, 54, 44, 14, 4, 12, 6, 50, 4, 36, 8, 2, 2, 12, 6, 6, 40, 243, 8, 4, 4, 6, 12, 8, 2, 90, 6, 4, 28, 12, 8, 8, 4, 54, 250, 2, 6, 24, 4, 4, 4, 18, 8, 20, 16, 18, 12, 6]

cp's OEIS Frontend

A349387 Dirichlet convolution of A003961 with A055615 (Dirichlet inverse of n), where A003961 is fully multiplicative with a(p) = nextprime(p).

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	3
5	2
6	2
7	4
8	9
9	10
10	2
11	2
12	6
13	4
14	4
15	4
16	27
17	2
18	10
19	4
20	6
21	8
22	2
23	6
24	18
25	14
26	4
27	50
28	12
29	2
30	4
31	6
32	81
33	4
34	2
35	8
36	30
37	4
38	4
39	8
40	18
41	2
42	8
43	4
44	6
45	20
46	6
47	6
48	54
49	44
50	14
51	4
52	12
53	6
54	50
55	4
56	36
57	8
58	2
59	2
60	12
61	6
62	6
63	40
64	243
65	8
66	4
67	4
68	6
69	12
70	8
71	2
72	90
73	6
74	4
75	28
76	12
77	8
78	8
79	4
80	54
81	250
82	2
83	6
84	24
85	4
86	4
87	4
88	18
89	8
90	20
91	16
92	18
93	12
94	6

n	a(n)
1	1
2	1
3	2
4	3
5	2
6	2
7	4
8	9
9	10
10	2
11	2
12	6
13	4
14	4
15	4
16	27
17	2
18	10
19	4
20	6
21	8
22	2
23	6
24	18
25	14
26	4
27	50
28	12
29	2
30	4
31	6
32	81
33	4
34	2
35	8
36	30
37	4
38	4
39	8
40	18
41	2
42	8
43	4
44	6
45	20
46	6
47	6
48	54
49	44
50	14
51	4
52	12
53	6
54	50
55	4
56	36
57	8
58	2
59	2
60	12
61	6
62	6
63	40
64	243
65	8
66	4
67	4
68	6
69	12
70	8
71	2
72	90
73	6
74	4
75	28
76	12
77	8
78	8
79	4
80	54
81	250
82	2
83	6
84	24
85	4
86	4
87	4
88	18
89	8
90	20
91	16
92	18
93	12
94	6

n	a(n)
1	1
2	1
3	2
4	3
5	2
6	2
7	4
8	9
9	10
10	2
11	2
12	6
13	4
14	4
15	4
16	27
17	2
18	10
19	4
20	6
21	8
22	2
23	6
24	18
25	14
26	4
27	50
28	12
29	2
30	4
31	6
32	81
33	4
34	2
35	8
36	30
37	4
38	4
39	8
40	18
41	2
42	8
43	4
44	6
45	20
46	6
47	6
48	54
49	44
50	14
51	4
52	12
53	6
54	50
55	4
56	36
57	8
58	2
59	2
60	12
61	6
62	6
63	40
64	243
65	8
66	4
67	4
68	6
69	12
70	8
71	2
72	90
73	6
74	4
75	28
76	12
77	8
78	8
79	4
80	54
81	250
82	2
83	6
84	24
85	4
86	4
87	4
88	18
89	8
90	20
91	16
92	18
93	12
94	6