OFFSET
0,3
COMMENTS
a(n)=A091883(n+1)/50; a(n)/a(n+1)->1/10.
LINKS
Harvey P. Dale, Table of n, a(n) for n = 0..1000
Index entries for linear recurrences with constant coefficients, signature (5,50).
FORMULA
a(n)=10^n/15-(-5)^n/15
a(0)=0, a(1)=1, a(n)=5*a(n-1)+50*a(n-2). - Harvey P. Dale, Mar 13 2013
a(n) = 5^(n-1)*A001045(n). - R. J. Mathar, Mar 08 2021
MATHEMATICA
CoefficientList[Series[x/((1+5x)(1-10x)), {x, 0, 30}], x] (* or *) LinearRecurrence[ {5, 50}, {0, 1}, 30] (* Harvey P. Dale, Mar 13 2013 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Paul Barry, Feb 10 2004
STATUS
approved