OFFSET
0,5
LINKS
FORMULA
G.f.: -x*(1+x) / ( -1+5*x^3 ). - R. J. Mathar, Nov 07 2015
MATHEMATICA
LinearRecurrence[{0, 0, 5}, {0, 1, 1}, 50] (* Harvey P. Dale, Jun 24 2017 *)
PROG
(Magma) I:=[0, 1, 1]; [n le 3 select I[n] else 5*Self(n-3): n in [1..50]]; // Vincenzo Librandi, Sep 11 2015
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Paul Curtz, Oct 19 2007
STATUS
approved