A318027 - cp's OEIS frontend

A318027 Expansion of Product_{k>=1} 1/((1 - x^k)(1 - x^(4k))).

n	a(n)
0	1
1	1
2	2
3	3
4	6
5	8
6	13
7	18
8	29
9	39
10	57
11	77
12	112
13	148
14	205
15	271
16	372
17	484
18	647
19	838
20	1110
21	1423
22	1852
23	2361
24	3051
25	3857
26	4922
27	6191
28	7849
29	9805
30	12319
31	15314
32	19131
33	23649
34	29333
35	36099
36	44556
37	54568
38	66963
39	81683
40	99803
41	121229
42	147413
43	178411
44	216111
45	260590
46	314365
47	377819
48	454229

[1, 1, 2, 3, 6, 8, 13, 18, 29, 39, 57, 77, 112, 148, 205, 271, 372, 484, 647, 838, 1110, 1423, 1852, 2361, 3051, 3857, 4922, 6191, 7849, 9805, 12319, 15314, 19131, 23649, 29333, 36099, 44556, 54568, 66963, 81683, 99803, 121229, 147413, 178411, 216111, 260590, 314365, 377819, 454229]

cp's OEIS Frontend

A318027 Expansion of Product_{k>=1} 1/((1 - x^k)(1 - x^(4k))).

Table of values

List of values

cp's OEIS Frontend

A318027 Expansion of Product_{k>=1} 1/((1 - x^k)*(1 - x^(4*k))).

Table of values

List of values

A318027 Expansion of Product_{k>=1} 1/((1 - x^k)(1 - x^(4k))).