OFFSET
1,1
LINKS
Index entries for linear recurrences with constant coefficients, signature (6,-6,6,-5).
FORMULA
G.f.: x*(3-x+x^2) / ( (x-1)*(5*x-1)*(x^2+1) ). - R. J. Mathar, May 01 2015
a(n) = 6*a(n-1) - 6*a(n-2) + 6*a(n-3) - 5*a(n-4). - Wesley Ivan Hurt, Mar 22 2023
CROSSREFS
KEYWORD
nonn,base,easy
AUTHOR
STATUS
approved