A188128 - cp's OEIS frontend

A188128 Expansion of (4-6x-6x^2+x^3)/((1+x)(1-3x+x^3)).

n	a(n)
0	4
1	2
2	10
3	23
4	70
5	197
6	571
7	1640
8	4726
9	13604
10	39175
11	112796
12	324787
13	935183
14	2692756
15	7753478
16	22325254
17	64283003
18	185095534
19	532961345
20	1534601035
21	4418707568
22	12723161362
23	36634883048
24	105485941579
25	303734663372
26	874569107071

[4, 2, 10, 23, 70, 197, 571, 1640, 4726, 13604, 39175, 112796, 324787, 935183, 2692756, 7753478, 22325254, 64283003, 185095534, 532961345, 1534601035, 4418707568, 12723161362, 36634883048, 105485941579, 303734663372, 874569107071]

cp's OEIS Frontend

A188128 Expansion of (4-6x-6x^2+x^3)/((1+x)(1-3x+x^3)).

Table of values

List of values

cp's OEIS Frontend

A188128 Expansion of (4-6*x-6*x^2+x^3)/((1+x)*(1-3*x+x^3)).

Table of values

List of values

A188128 Expansion of (4-6x-6x^2+x^3)/((1+x)(1-3x+x^3)).