OFFSET
0,2
LINKS
Clark Kimberling, Table of n, a(n) for n = 0..1000
FORMULA
a(n) = ceiling(Fibonacci(n)*sqrt(2)).
a(n) = A293418(n) + 1 for n > 0.
MATHEMATICA
PROG
(PARI) for(n=0, 30, print1(ceil(fibonacci(n)*sqrt(2)), ", ")) \\ G. C. Greubel, Feb 08 2018
(Magma) [Ceiling(Fibonacci(n)*Sqrt(2)): n in [0..30]]; // G. C. Greubel, Feb 08 2018
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Oct 12 2017
STATUS
approved