A328854 - cp's OEIS frontend

A328854 Dirichlet g.f.: Product_{p prime} 1 / (1 - 2 * p^(-s))^2.

n	a(n)
1	1
2	4
3	4
4	12
5	4
6	16
7	4
8	32
9	12
10	16
11	4
12	48
13	4
14	16
15	16
16	80
17	4
18	48
19	4
20	48
21	16
22	16
23	4
24	128
25	12
26	16
27	32
28	48
29	4
30	64
31	4
32	192
33	16
34	16
35	16
36	144
37	4
38	16
39	16
40	128
41	4
42	64
43	4
44	48
45	48
46	16
47	4
48	320
49	12
50	48
51	16
52	48
53	4
54	128
55	16
56	128
57	16
58	16
59	4
60	192
61	4
62	16
63	48
64	448
65	16
66	64
67	4
68	48
69	16
70	64
71	4
72	384
73	4
74	16
75	48

[1, 4, 4, 12, 4, 16, 4, 32, 12, 16, 4, 48, 4, 16, 16, 80, 4, 48, 4, 48, 16, 16, 4, 128, 12, 16, 32, 48, 4, 64, 4, 192, 16, 16, 16, 144, 4, 16, 16, 128, 4, 64, 4, 48, 48, 16, 4, 320, 12, 48, 16, 48, 4, 128, 16, 128, 16, 16, 4, 192, 4, 16, 48, 448, 16, 64, 4, 48, 16, 64, 4, 384, 4, 16, 48]

cp's OEIS Frontend

A328854 Dirichlet g.f.: Product_{p prime} 1 / (1 - 2 * p^(-s))^2.

Table of values

List of values

n	a(n)
1	1
2	4
3	4
4	12
5	4
6	16
7	4
8	32
9	12
10	16
11	4
12	48
13	4
14	16
15	16
16	80
17	4
18	48
19	4
20	48
21	16
22	16
23	4
24	128
25	12
26	16
27	32
28	48
29	4
30	64
31	4
32	192
33	16
34	16
35	16
36	144
37	4
38	16
39	16
40	128
41	4
42	64
43	4
44	48
45	48
46	16
47	4
48	320
49	12
50	48
51	16
52	48
53	4
54	128
55	16
56	128
57	16
58	16
59	4
60	192
61	4
62	16
63	48
64	448
65	16
66	64
67	4
68	48
69	16
70	64
71	4
72	384
73	4
74	16
75	48

n	a(n)
1	1
2	4
3	4
4	12
5	4
6	16
7	4
8	32
9	12
10	16
11	4
12	48
13	4
14	16
15	16
16	80
17	4
18	48
19	4
20	48
21	16
22	16
23	4
24	128
25	12
26	16
27	32
28	48
29	4
30	64
31	4
32	192
33	16
34	16
35	16
36	144
37	4
38	16
39	16
40	128
41	4
42	64
43	4
44	48
45	48
46	16
47	4
48	320
49	12
50	48
51	16
52	48
53	4
54	128
55	16
56	128
57	16
58	16
59	4
60	192
61	4
62	16
63	48
64	448
65	16
66	64
67	4
68	48
69	16
70	64
71	4
72	384
73	4
74	16
75	48

n	a(n)
1	1
2	4
3	4
4	12
5	4
6	16
7	4
8	32
9	12
10	16
11	4
12	48
13	4
14	16
15	16
16	80
17	4
18	48
19	4
20	48
21	16
22	16
23	4
24	128
25	12
26	16
27	32
28	48
29	4
30	64
31	4
32	192
33	16
34	16
35	16
36	144
37	4
38	16
39	16
40	128
41	4
42	64
43	4
44	48
45	48
46	16
47	4
48	320
49	12
50	48
51	16
52	48
53	4
54	128
55	16
56	128
57	16
58	16
59	4
60	192
61	4
62	16
63	48
64	448
65	16
66	64
67	4
68	48
69	16
70	64
71	4
72	384
73	4
74	16
75	48