A319521 - cp's OEIS frontend

A319521 Completely multiplicative with a(prime(2k-1)) = prime(k) and a(prime(2k)) = 1 for any k > 0 (where prime(k) denotes the k-th prime number).

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

[1, 2, 1, 4, 3, 2, 1, 8, 1, 6, 5, 4, 1, 2, 3, 16, 7, 2, 1, 12, 1, 10, 11, 8, 9, 2, 1, 4, 1, 6, 13, 32, 5, 14, 3, 4, 1, 2, 1, 24, 17, 2, 1, 20, 3, 22, 19, 16, 1, 18, 7, 4, 1, 2, 15, 8, 1, 2, 23, 12, 1, 26, 1, 64, 3, 10, 29, 28, 11, 6, 1, 8, 31, 2, 9, 4, 5, 2, 1]

cp's OEIS Frontend

A319521 Completely multiplicative with a(prime(2k-1)) = prime(k) and a(prime(2k)) = 1 for any k > 0 (where prime(k) denotes the k-th prime number).

Table of values

List of values

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

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

cp's OEIS Frontend

A319521 Completely multiplicative with a(prime(2*k-1)) = prime(k) and a(prime(2*k)) = 1 for any k > 0 (where prime(k) denotes the k-th prime number).

Table of values

List of values

A319521 Completely multiplicative with a(prime(2k-1)) = prime(k) and a(prime(2k)) = 1 for any k > 0 (where prime(k) denotes the k-th prime number).

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