A178115 - cp's OEIS frontend

A178115 a(n)=(-1)^C(n+1,2)(F(n+1)(1+(-1)^n)/2+F(n+2)*(1-(-1)^n)/2).

n	a(n)
0	1
1	-2
2	-2
3	5
4	5
5	-13
6	-13
7	34
8	34
9	-89
10	-89
11	233
12	233
13	-610
14	-610
15	1597
16	1597
17	-4181
18	-4181
19	10946
20	10946
21	-28657
22	-28657
23	75025
24	75025
25	-196418
26	-196418
27	514229
28	514229
29	-1346269
30	-1346269
31	3524578
32	3524578
33	-9227465
34	-9227465
35	24157817

[1, -2, -2, 5, 5, -13, -13, 34, 34, -89, -89, 233, 233, -610, -610, 1597, 1597, -4181, -4181, 10946, 10946, -28657, -28657, 75025, 75025, -196418, -196418, 514229, 514229, -1346269, -1346269, 3524578, 3524578, -9227465, -9227465, 24157817]

cp's OEIS Frontend

A178115 a(n)=(-1)^C(n+1,2)(F(n+1)(1+(-1)^n)/2+F(n+2)*(1-(-1)^n)/2).

Table of values

List of values

cp's OEIS Frontend

A178115 a(n)=(-1)^C(n+1,2)*(F(n+1)*(1+(-1)^n)/2+F(n+2)*(1-(-1)^n)/2).

Table of values

List of values

A178115 a(n)=(-1)^C(n+1,2)(F(n+1)(1+(-1)^n)/2+F(n+2)*(1-(-1)^n)/2).