A326400 - cp's OEIS frontend

A326400 Expansion of Sum_{k>=1} k * x^(2k) / (1 - x^(3k)).

n	a(n)
1	0
2	1
3	0
4	2
5	1
6	3
7	0
8	5
9	0
10	7
11	1
12	6
13	0
14	8
15	3
16	10
17	1
18	9
19	0
20	15
21	0
22	13
23	1
24	15
25	5
26	14
27	0
28	16
29	1
30	21
31	0
32	21
33	3
34	19
35	8
36	18
37	0
38	20
39	0
40	35
41	1
42	24
43	0
44	27
45	9
46	25
47	1
48	30
49	0
50	36
51	3
52	28
53	1
54	27
55	16
56	40
57	0
58	31
59	1
60	45
61	0
62	32
63	0
64	42
65	14
66	39
67	0
68	39
69	3
70	56
71	1
72	45
73	0
74	38
75	15
76	40
77	8
78	42
79	0
80	71

[0, 1, 0, 2, 1, 3, 0, 5, 0, 7, 1, 6, 0, 8, 3, 10, 1, 9, 0, 15, 0, 13, 1, 15, 5, 14, 0, 16, 1, 21, 0, 21, 3, 19, 8, 18, 0, 20, 0, 35, 1, 24, 0, 27, 9, 25, 1, 30, 0, 36, 3, 28, 1, 27, 16, 40, 0, 31, 1, 45, 0, 32, 0, 42, 14, 39, 0, 39, 3, 56, 1, 45, 0, 38, 15, 40, 8, 42, 0, 71]

cp's OEIS Frontend

A326400 Expansion of Sum_{k>=1} k * x^(2k) / (1 - x^(3k)).

Table of values

List of values

n	a(n)
1	0
2	1
3	0
4	2
5	1
6	3
7	0
8	5
9	0
10	7
11	1
12	6
13	0
14	8
15	3
16	10
17	1
18	9
19	0
20	15
21	0
22	13
23	1
24	15
25	5
26	14
27	0
28	16
29	1
30	21
31	0
32	21
33	3
34	19
35	8
36	18
37	0
38	20
39	0
40	35
41	1
42	24
43	0
44	27
45	9
46	25
47	1
48	30
49	0
50	36
51	3
52	28
53	1
54	27
55	16
56	40
57	0
58	31
59	1
60	45
61	0
62	32
63	0
64	42
65	14
66	39
67	0
68	39
69	3
70	56
71	1
72	45
73	0
74	38
75	15
76	40
77	8
78	42
79	0
80	71

n	a(n)
1	0
2	1
3	0
4	2
5	1
6	3
7	0
8	5
9	0
10	7
11	1
12	6
13	0
14	8
15	3
16	10
17	1
18	9
19	0
20	15
21	0
22	13
23	1
24	15
25	5
26	14
27	0
28	16
29	1
30	21
31	0
32	21
33	3
34	19
35	8
36	18
37	0
38	20
39	0
40	35
41	1
42	24
43	0
44	27
45	9
46	25
47	1
48	30
49	0
50	36
51	3
52	28
53	1
54	27
55	16
56	40
57	0
58	31
59	1
60	45
61	0
62	32
63	0
64	42
65	14
66	39
67	0
68	39
69	3
70	56
71	1
72	45
73	0
74	38
75	15
76	40
77	8
78	42
79	0
80	71

cp's OEIS Frontend

A326400 Expansion of Sum_{k>=1} k * x^(2*k) / (1 - x^(3*k)).

Table of values

List of values

A326400 Expansion of Sum_{k>=1} k * x^(2k) / (1 - x^(3k)).

n	a(n)
1	0
2	1
3	0
4	2
5	1
6	3
7	0
8	5
9	0
10	7
11	1
12	6
13	0
14	8
15	3
16	10
17	1
18	9
19	0
20	15
21	0
22	13
23	1
24	15
25	5
26	14
27	0
28	16
29	1
30	21
31	0
32	21
33	3
34	19
35	8
36	18
37	0
38	20
39	0
40	35
41	1
42	24
43	0
44	27
45	9
46	25
47	1
48	30
49	0
50	36
51	3
52	28
53	1
54	27
55	16
56	40
57	0
58	31
59	1
60	45
61	0
62	32
63	0
64	42
65	14
66	39
67	0
68	39
69	3
70	56
71	1
72	45
73	0
74	38
75	15
76	40
77	8
78	42
79	0
80	71