A292696 - cp's OEIS frontend

A292696 a(n) = L(n)^2 - 5(-1)^n = L(n+1)L(n-1), where L = A000032.

n	a(n)
0	-1
1	6
2	4
3	21
4	44
5	126
6	319
7	846
8	2204
9	5781
10	15124
11	39606
12	103679
13	271446
14	710644
15	1860501
16	4870844
17	12752046
18	33385279
19	87403806
20	228826124
21	599074581
22	1568397604
23	4106118246
24	10749957119
25	28143753126
26	73681302244
27	192900153621
28	505019158604
29	1322157322206
30	3461452807999

[-1, 6, 4, 21, 44, 126, 319, 846, 2204, 5781, 15124, 39606, 103679, 271446, 710644, 1860501, 4870844, 12752046, 33385279, 87403806, 228826124, 599074581, 1568397604, 4106118246, 10749957119, 28143753126, 73681302244, 192900153621, 505019158604, 1322157322206, 3461452807999]

cp's OEIS Frontend

A292696 a(n) = L(n)^2 - 5(-1)^n = L(n+1)L(n-1), where L = A000032.

Table of values

List of values

cp's OEIS Frontend

A292696 a(n) = L(n)^2 - 5*(-1)^n = L(n+1)*L(n-1), where L = A000032.

Table of values

List of values

A292696 a(n) = L(n)^2 - 5(-1)^n = L(n+1)L(n-1), where L = A000032.