A285472 - cp's OEIS frontend

A285472 Expansion of Product_{k>=1} ((1 + x^(4*k)) / (1 - x^k)).

n	a(n)
0	1
1	1
2	2
3	3
4	6
5	8
6	13
7	18
8	28
9	38
10	55
11	74
12	106
13	140
14	192
15	253
16	342
17	444
18	588
19	758
20	992
21	1267
22	1634
23	2072
24	2650
25	3334
26	4218
27	5276
28	6627
29	8234
30	10262
31	12682
32	15708
33	19308
34	23764
35	29070
36	35597
37	43340
38	52792
39	64008
40	77622
41	93724
42	113160
43	136124
44	163712
45	196225

[1, 1, 2, 3, 6, 8, 13, 18, 28, 38, 55, 74, 106, 140, 192, 253, 342, 444, 588, 758, 992, 1267, 1634, 2072, 2650, 3334, 4218, 5276, 6627, 8234, 10262, 12682, 15708, 19308, 23764, 29070, 35597, 43340, 52792, 64008, 77622, 93724, 113160, 136124, 163712, 196225]

cp's OEIS Frontend

A285472 Expansion of Product_{k>=1} ((1 + x^(4*k)) / (1 - x^k)).

Table of values

List of values