OFFSET
0,1
LINKS
Clark Kimberling, Table of n, a(n) for n = 0..1000
FORMULA
a(n) = ceiling(r*2^n), where r = (3+sqrt(5))/2.
a(n) = A293319(n) + 1.
MATHEMATICA
PROG
(Magma) [Ceiling((2^n*(3+Sqrt(5)))/2): n in [0..33]]; // Vincenzo Librandi, Oct 08 2017
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Oct 07 2017
STATUS
approved