A284467 - cp's OEIS frontend

A284467 Expansion of Product_{k>=1} (1 + x^(2k-1))^(2k-1)/(1 + x^(2k))^(2k).

n	a(n)
0	1
1	1
2	-2
3	1
4	2
5	-2
6	0
7	-5
8	10
9	1
10	-15
11	10
12	-1
13	18
14	-39
15	4
16	50
17	-24
18	-14
19	-69
20	165
21	-70
22	-83
23	-20
24	154
25	161
26	-550
27	313
28	55
29	410
30	-960
31	102
32	1074
33	-406
34	-506
35	-1344
36	3581
37	-1791
38	-833
39	-1833
40	4995
41	205
42	-6993
43	2982
44	2461
45	7649
46	-19791
47	9495
48	4986
49	9581
50	-26745
51	0

[1, 1, -2, 1, 2, -2, 0, -5, 10, 1, -15, 10, -1, 18, -39, 4, 50, -24, -14, -69, 165, -70, -83, -20, 154, 161, -550, 313, 55, 410, -960, 102, 1074, -406, -506, -1344, 3581, -1791, -833, -1833, 4995, 205, -6993, 2982, 2461, 7649, -19791, 9495, 4986, 9581, -26745, 0]

cp's OEIS Frontend

A284467 Expansion of Product_{k>=1} (1 + x^(2k-1))^(2k-1)/(1 + x^(2k))^(2k).

Table of values

List of values

cp's OEIS Frontend

A284467 Expansion of Product_{k>=1} (1 + x^(2*k-1))^(2*k-1)/(1 + x^(2*k))^(2*k).

Table of values

List of values

A284467 Expansion of Product_{k>=1} (1 + x^(2k-1))^(2k-1)/(1 + x^(2k))^(2k).