A107849 - cp's OEIS frontend

A107849 Expansion of (1 + x)^2 / ((1 - x^2 - 2x^3)(1 + x^4)).

n	a(n)
0	1
1	2
2	2
3	4
4	5
5	6
6	12
7	16
8	25
9	42
10	58
11	92
12	141
13	206
14	324
15	488
16	737
17	1138
18	1714
19	2612
20	3989
21	6038
22	9212
23	14016
24	21289
25	32442
26	49322
27	75020
28	114205
29	173662
30	264244
31	402072
32	611569
33	930562
34	1415714
35	2153700
36	3276837
37	4985126
38	7584236
39	11538800

[1, 2, 2, 4, 5, 6, 12, 16, 25, 42, 58, 92, 141, 206, 324, 488, 737, 1138, 1714, 2612, 3989, 6038, 9212, 14016, 21289, 32442, 49322, 75020, 114205, 173662, 264244, 402072, 611569, 930562, 1415714, 2153700, 3276837, 4985126, 7584236, 11538800]

cp's OEIS Frontend

A107849 Expansion of (1 + x)^2 / ((1 - x^2 - 2x^3)(1 + x^4)).

Table of values

List of values

cp's OEIS Frontend

A107849 Expansion of (1 + x)^2 / ((1 - x^2 - 2*x^3)*(1 + x^4)).

Table of values

List of values

A107849 Expansion of (1 + x)^2 / ((1 - x^2 - 2x^3)(1 + x^4)).