A261771 - cp's OEIS frontend

A261771 Expansion of Product_{k>=1} (1 + x^k) / (1 + x^(8*k)).

n	a(n)
0	1
1	1
2	1
3	2
4	2
5	3
6	4
7	5
8	5
9	7
10	9
11	10
12	13
13	15
14	18
15	22
16	26
17	30
18	36
19	42
20	49
21	58
22	67
23	77
24	89
25	103
26	118
27	136
28	156
29	177
30	203
31	231
32	263
33	299
34	338
35	383
36	433
37	489
38	550
39	620
40	696
41	781
42	877
43	981
44	1097
45	1227
46	1369
47	1526
48	1702
49	1893
50	2104
51	2339
52	2595
53	2877
54	3189
55	3530

[1, 1, 1, 2, 2, 3, 4, 5, 5, 7, 9, 10, 13, 15, 18, 22, 26, 30, 36, 42, 49, 58, 67, 77, 89, 103, 118, 136, 156, 177, 203, 231, 263, 299, 338, 383, 433, 489, 550, 620, 696, 781, 877, 981, 1097, 1227, 1369, 1526, 1702, 1893, 2104, 2339, 2595, 2877, 3189, 3530]

cp's OEIS Frontend

A261771 Expansion of Product_{k>=1} (1 + x^k) / (1 + x^(8*k)).

Table of values

List of values