A087130 - cp's OEIS frontend

A087130 a(n) = 5*a(n-1)+a(n-2) for n>1, a(0)=2, a(1)=5.

n	a(n)
0	2
1	5
2	27
3	140
4	727
5	3775
6	19602
7	101785
8	528527
9	2744420
10	14250627
11	73997555
12	384238402
13	1995189565
14	10360186227
15	53796120700
16	279340789727
17	1450500069335
18	7531841136402
19	39109705751345
20	203080369893127

[2, 5, 27, 140, 727, 3775, 19602, 101785, 528527, 2744420, 14250627, 73997555, 384238402, 1995189565, 10360186227, 53796120700, 279340789727, 1450500069335, 7531841136402, 39109705751345, 203080369893127]

cp's OEIS Frontend

A087130 a(n) = 5*a(n-1)+a(n-2) for n>1, a(0)=2, a(1)=5.

Table of values

List of values