A281461 - cp's OEIS frontend

A281461 Expansion of Product_{k>=1} (1 + x^(7k-3))(1 + x^(7*k-4)).

n	a(n)
0	1
1	0
2	0
3	1
4	1
5	0
6	0
7	1
8	0
9	0
10	1
11	1
12	0
13	1
14	2
15	1
16	0
17	2
18	2
19	0
20	1
21	3
22	1
23	0
24	3
25	3
26	0
27	2
28	5
29	2
30	1
31	5
32	5
33	1
34	3
35	7
36	3
37	1
38	7
39	7
40	1
41	5
42	11
43	5
44	2
45	11
46	11
47	2
48	7
49	15
50	7
51	3
52	15
53	15
54	4
55	11
56	22
57	11
58	6
59	22
60	22
61	6
62	15
63	30
64	15
65	8
66	30
67	30
68	9
69	22
70	42
71	22
72	13
73	42
74	42
75	14
76	30
77	56

[1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 2, 1, 0, 2, 2, 0, 1, 3, 1, 0, 3, 3, 0, 2, 5, 2, 1, 5, 5, 1, 3, 7, 3, 1, 7, 7, 1, 5, 11, 5, 2, 11, 11, 2, 7, 15, 7, 3, 15, 15, 4, 11, 22, 11, 6, 22, 22, 6, 15, 30, 15, 8, 30, 30, 9, 22, 42, 22, 13, 42, 42, 14, 30, 56]

cp's OEIS Frontend

A281461 Expansion of Product_{k>=1} (1 + x^(7k-3))(1 + x^(7*k-4)).

Table of values

List of values

n	a(n)
0	1
1	0
2	0
3	1
4	1
5	0
6	0
7	1
8	0
9	0
10	1
11	1
12	0
13	1
14	2
15	1
16	0
17	2
18	2
19	0
20	1
21	3
22	1
23	0
24	3
25	3
26	0
27	2
28	5
29	2
30	1
31	5
32	5
33	1
34	3
35	7
36	3
37	1
38	7
39	7
40	1
41	5
42	11
43	5
44	2
45	11
46	11
47	2
48	7
49	15
50	7
51	3
52	15
53	15
54	4
55	11
56	22
57	11
58	6
59	22
60	22
61	6
62	15
63	30
64	15
65	8
66	30
67	30
68	9
69	22
70	42
71	22
72	13
73	42
74	42
75	14
76	30
77	56

n	a(n)
0	1
1	0
2	0
3	1
4	1
5	0
6	0
7	1
8	0
9	0
10	1
11	1
12	0
13	1
14	2
15	1
16	0
17	2
18	2
19	0
20	1
21	3
22	1
23	0
24	3
25	3
26	0
27	2
28	5
29	2
30	1
31	5
32	5
33	1
34	3
35	7
36	3
37	1
38	7
39	7
40	1
41	5
42	11
43	5
44	2
45	11
46	11
47	2
48	7
49	15
50	7
51	3
52	15
53	15
54	4
55	11
56	22
57	11
58	6
59	22
60	22
61	6
62	15
63	30
64	15
65	8
66	30
67	30
68	9
69	22
70	42
71	22
72	13
73	42
74	42
75	14
76	30
77	56

cp's OEIS Frontend

A281461 Expansion of Product_{k>=1} (1 + x^(7*k-3))*(1 + x^(7*k-4)).

Table of values

List of values

A281461 Expansion of Product_{k>=1} (1 + x^(7k-3))(1 + x^(7*k-4)).

n	a(n)
0	1
1	0
2	0
3	1
4	1
5	0
6	0
7	1
8	0
9	0
10	1
11	1
12	0
13	1
14	2
15	1
16	0
17	2
18	2
19	0
20	1
21	3
22	1
23	0
24	3
25	3
26	0
27	2
28	5
29	2
30	1
31	5
32	5
33	1
34	3
35	7
36	3
37	1
38	7
39	7
40	1
41	5
42	11
43	5
44	2
45	11
46	11
47	2
48	7
49	15
50	7
51	3
52	15
53	15
54	4
55	11
56	22
57	11
58	6
59	22
60	22
61	6
62	15
63	30
64	15
65	8
66	30
67	30
68	9
69	22
70	42
71	22
72	13
73	42
74	42
75	14
76	30
77	56