A178945 - cp's OEIS frontend

A178945 Expansion of x(1-x)^2/( (1-2x^2)(1-2x)^2).

n	a(n)
1	1
2	2
3	7
4	16
5	42
6	96
7	228
8	512
9	1160
10	2560
11	5648
12	12288
13	26656
14	57344
15	122944
16	262144
17	557184
18	1179648
19	2490624
20	5242880
21	11010560
22	23068672
23	48235520
24	100663296
25	209717248
26	436207616
27	905973760
28	1879048192
29	3892322304
30	8053063680
31	16643014656

[1, 2, 7, 16, 42, 96, 228, 512, 1160, 2560, 5648, 12288, 26656, 57344, 122944, 262144, 557184, 1179648, 2490624, 5242880, 11010560, 23068672, 48235520, 100663296, 209717248, 436207616, 905973760, 1879048192, 3892322304, 8053063680, 16643014656]

cp's OEIS Frontend

A178945 Expansion of x(1-x)^2/( (1-2x^2)(1-2x)^2).

Table of values

List of values

cp's OEIS Frontend

A178945 Expansion of x*(1-x)^2/( (1-2*x^2)*(1-2*x)^2).

Table of values

List of values

A178945 Expansion of x(1-x)^2/( (1-2x^2)(1-2x)^2).