A171861 - cp's OEIS frontend

A171861 Expansion of x(1+x+x^2) / ( (x-1)(x^3+x^2-1) ).

n	a(n)
1	1
2	2
3	4
4	6
5	9
6	13
7	18
8	25
9	34
10	46
11	62
12	83
13	111
14	148
15	197
16	262
17	348
18	462
19	613
20	813
21	1078
22	1429
23	1894
24	2510
25	3326
26	4407
27	5839
28	7736
29	10249
30	13578
31	17988
32	23830
33	31569
34	41821
35	55402
36	73393
37	97226
38	128798
39	170622
40	226027
41	299423
42	396652
43	525453
44	696078
45	922108

[1, 2, 4, 6, 9, 13, 18, 25, 34, 46, 62, 83, 111, 148, 197, 262, 348, 462, 613, 813, 1078, 1429, 1894, 2510, 3326, 4407, 5839, 7736, 10249, 13578, 17988, 23830, 31569, 41821, 55402, 73393, 97226, 128798, 170622, 226027, 299423, 396652, 525453, 696078, 922108]

cp's OEIS Frontend

A171861 Expansion of x(1+x+x^2) / ( (x-1)(x^3+x^2-1) ).

Table of values

List of values

cp's OEIS Frontend

A171861 Expansion of x*(1+x+x^2) / ( (x-1)*(x^3+x^2-1) ).

Table of values

List of values

A171861 Expansion of x(1+x+x^2) / ( (x-1)(x^3+x^2-1) ).