A300415 - cp's OEIS frontend

A300415 Expansion of Product_{k>=2} (1 + x^k)/(1 - x^k).

n	a(n)
0	1
1	0
2	2
3	2
4	4
5	6
6	10
7	14
8	22
9	32
10	46
11	66
12	94
13	130
14	182
15	250
16	340
17	462
18	622
19	830
20	1106
21	1462
22	1922
23	2518
24	3282
25	4256
26	5502
27	7082
28	9078
29	11602
30	14774
31	18746
32	23722
33	29922
34	37630
35	47202
36	59044
37	73662
38	91682
39	113830
40	140994
41	174262
42	214906
43	264462
44	324802
45	398110
46	487018
47	594694

[1, 0, 2, 2, 4, 6, 10, 14, 22, 32, 46, 66, 94, 130, 182, 250, 340, 462, 622, 830, 1106, 1462, 1922, 2518, 3282, 4256, 5502, 7082, 9078, 11602, 14774, 18746, 23722, 29922, 37630, 47202, 59044, 73662, 91682, 113830, 140994, 174262, 214906, 264462, 324802, 398110, 487018, 594694]

cp's OEIS Frontend

A300415 Expansion of Product_{k>=2} (1 + x^k)/(1 - x^k).

Table of values

List of values