A111665 - cp's OEIS frontend

A111665 Expansion of (-1+x+2x^2+5x^4+3x^3) / ((x-1)(x+1)(x^2-3x+1)*(1+x^2)).

n	a(n)
0	1
1	2
2	3
3	4
4	5
5	10
6	23
7	56
8	141
9	366
10	955
11	2496
12	6529
13	17090
14	44739
15	117124
16	306629
17	802762
18	2101655
19	5502200
20	14404941
21	37712622
22	98732923
23	258486144
24	676725505
25	1771690370
26	4638345603
27	12143346436
28	31791693701
29	83231734666
30	217903510295

[1, 2, 3, 4, 5, 10, 23, 56, 141, 366, 955, 2496, 6529, 17090, 44739, 117124, 306629, 802762, 2101655, 5502200, 14404941, 37712622, 98732923, 258486144, 676725505, 1771690370, 4638345603, 12143346436, 31791693701, 83231734666, 217903510295]

cp's OEIS Frontend

A111665 Expansion of (-1+x+2x^2+5x^4+3x^3) / ((x-1)(x+1)(x^2-3x+1)*(1+x^2)).

Table of values

List of values

cp's OEIS Frontend

A111665 Expansion of (-1+x+2*x^2+5*x^4+3*x^3) / ((x-1)*(x+1)*(x^2-3*x+1)*(1+x^2)).

Table of values

List of values

A111665 Expansion of (-1+x+2x^2+5x^4+3x^3) / ((x-1)(x+1)(x^2-3x+1)*(1+x^2)).