OFFSET
1,1
LINKS
Colin Barker, Table of n, a(n) for n = 1..1000
Index entries for linear recurrences with constant coefficients, signature (8,0,1,-8).
FORMULA
a(n) = 8*a(n-1)+a(n-3)-8*a(n-4). - Colin Barker, Dec 07 2014
G.f.: x*(2*x+3) / ((x-1)*(8*x-1)*(x^2+x+1)). - Colin Barker, Dec 07 2014
PROG
(PARI) Vec(x*(2*x+3)/((x-1)*(8*x-1)*(x^2+x+1)) + O(x^100)) \\ Colin Barker, Dec 08 2014
CROSSREFS
KEYWORD
nonn,base,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 08 2014
STATUS
approved