OFFSET
4,1
LINKS
R. H. Hardin, Table of n, a(n) for n=4..500
Index entries for linear recurrences with constant coefficients, signature (2,-1,2,-2,0,-1).
FORMULA
G.f.: -x^4*(-13+4*x-5*x^2+18*x^3+5*x^4+8*x^5) / ( (x^3+x-1)^2 ). - R. J. Mathar, Jan 19 2011
MATHEMATICA
LinearRecurrence[{2, -1, 2, -2, 0, -1}, {13, 22, 36, 58, 93, 148}, 40] (* Harvey P. Dale, Nov 13 2015 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
R. H. Hardin, Aug 14 2009
STATUS
approved