A100886 - cp's OEIS frontend

A100886 Expansion of x(1+3x+2x^2)/((1+x+x^2)(1-x-x^2)).

n	a(n)
0	0
1	1
2	3
3	3
4	5
5	10
6	14
7	23
8	39
9	61
10	99
11	162
12	260
13	421
14	683
15	1103
16	1785
17	2890
18	4674
19	7563
20	12239
21	19801
22	32039
23	51842
24	83880
25	135721
26	219603
27	355323
28	574925
29	930250
30	1505174
31	2435423
32	3940599
33	6376021
34	10316619
35	16692642
36	27009260
37	43701901

[0, 1, 3, 3, 5, 10, 14, 23, 39, 61, 99, 162, 260, 421, 683, 1103, 1785, 2890, 4674, 7563, 12239, 19801, 32039, 51842, 83880, 135721, 219603, 355323, 574925, 930250, 1505174, 2435423, 3940599, 6376021, 10316619, 16692642, 27009260, 43701901]

cp's OEIS Frontend

A100886 Expansion of x(1+3x+2x^2)/((1+x+x^2)(1-x-x^2)).

Table of values

List of values

cp's OEIS Frontend

A100886 Expansion of x*(1+3*x+2*x^2)/((1+x+x^2)*(1-x-x^2)).

Table of values

List of values

A100886 Expansion of x(1+3x+2x^2)/((1+x+x^2)(1-x-x^2)).