A280586 - cp's OEIS frontend

A280586 Expansion of Product_{p prime, k>=2} 1/(1 - x^(p^k)).

n	a(n)
0	1
1	0
2	0
3	0
4	1
5	0
6	0
7	0
8	2
9	1
10	0
11	0
12	2
13	1
14	0
15	0
16	4
17	2
18	1
19	0
20	4
21	2
22	1
23	0
24	6
25	5
26	2
27	2
28	6
29	5
30	2
31	2
32	10
33	8
34	5
35	4
36	12
37	8
38	5
39	4
40	16
41	14
42	8
43	9
44	18
45	16
46	8
47	9
48	24
49	23
50	15
51	14
52	30
53	25
54	18
55	14
56	36
57	36
58	26
59	25
60	42
61	42
62	29
63	28
64	52
65	54
66	42
67	40
68	65
69	60
70	50
71	43
72	78
73	78
74	65
75	63
76	93
77	92
78	73
79	72
80	110
81	117
82	96
83	94
84	135
85	133
86	114
87	103
88	158
89	166
90	145

[1, 0, 0, 0, 1, 0, 0, 0, 2, 1, 0, 0, 2, 1, 0, 0, 4, 2, 1, 0, 4, 2, 1, 0, 6, 5, 2, 2, 6, 5, 2, 2, 10, 8, 5, 4, 12, 8, 5, 4, 16, 14, 8, 9, 18, 16, 8, 9, 24, 23, 15, 14, 30, 25, 18, 14, 36, 36, 26, 25, 42, 42, 29, 28, 52, 54, 42, 40, 65, 60, 50, 43, 78, 78, 65, 63, 93, 92, 73, 72, 110, 117, 96, 94, 135, 133, 114, 103, 158, 166, 145]

cp's OEIS Frontend

A280586 Expansion of Product_{p prime, k>=2} 1/(1 - x^(p^k)).

Table of values

List of values

n	a(n)
0	1
1	0
2	0
3	0
4	1
5	0
6	0
7	0
8	2
9	1
10	0
11	0
12	2
13	1
14	0
15	0
16	4
17	2
18	1
19	0
20	4
21	2
22	1
23	0
24	6
25	5
26	2
27	2
28	6
29	5
30	2
31	2
32	10
33	8
34	5
35	4
36	12
37	8
38	5
39	4
40	16
41	14
42	8
43	9
44	18
45	16
46	8
47	9
48	24
49	23
50	15
51	14
52	30
53	25
54	18
55	14
56	36
57	36
58	26
59	25
60	42
61	42
62	29
63	28
64	52
65	54
66	42
67	40
68	65
69	60
70	50
71	43
72	78
73	78
74	65
75	63
76	93
77	92
78	73
79	72
80	110
81	117
82	96
83	94
84	135
85	133
86	114
87	103
88	158
89	166
90	145

n	a(n)
0	1
1	0
2	0
3	0
4	1
5	0
6	0
7	0
8	2
9	1
10	0
11	0
12	2
13	1
14	0
15	0
16	4
17	2
18	1
19	0
20	4
21	2
22	1
23	0
24	6
25	5
26	2
27	2
28	6
29	5
30	2
31	2
32	10
33	8
34	5
35	4
36	12
37	8
38	5
39	4
40	16
41	14
42	8
43	9
44	18
45	16
46	8
47	9
48	24
49	23
50	15
51	14
52	30
53	25
54	18
55	14
56	36
57	36
58	26
59	25
60	42
61	42
62	29
63	28
64	52
65	54
66	42
67	40
68	65
69	60
70	50
71	43
72	78
73	78
74	65
75	63
76	93
77	92
78	73
79	72
80	110
81	117
82	96
83	94
84	135
85	133
86	114
87	103
88	158
89	166
90	145

n	a(n)
0	1
1	0
2	0
3	0
4	1
5	0
6	0
7	0
8	2
9	1
10	0
11	0
12	2
13	1
14	0
15	0
16	4
17	2
18	1
19	0
20	4
21	2
22	1
23	0
24	6
25	5
26	2
27	2
28	6
29	5
30	2
31	2
32	10
33	8
34	5
35	4
36	12
37	8
38	5
39	4
40	16
41	14
42	8
43	9
44	18
45	16
46	8
47	9
48	24
49	23
50	15
51	14
52	30
53	25
54	18
55	14
56	36
57	36
58	26
59	25
60	42
61	42
62	29
63	28
64	52
65	54
66	42
67	40
68	65
69	60
70	50
71	43
72	78
73	78
74	65
75	63
76	93
77	92
78	73
79	72
80	110
81	117
82	96
83	94
84	135
85	133
86	114
87	103
88	158
89	166
90	145