OFFSET
1,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (6,-6,6,-5).
FORMULA
G.f.: x*(1-x+3*x^2) / ( (x-1)*(5*x-1)*(x^2+1) ). - R. J. Mathar, May 04 2015
CROSSREFS
KEYWORD
nonn,base,easy
AUTHOR
STATUS
approved