OFFSET
0,4
COMMENTS
First 10 terms are the same as the first 10 terms of the Fibonacci sequence (A000045).
EXAMPLE
a(5) = 5 because a(5) = floor(sqrt(2*(a(3)^2 + a(4)^2))) = floor(sqrt(2*(2^2+3^2))) = floor(sqrt(26)) = 5.
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Robert A. Stump (rstump_2004(AT)yahoo.com), Apr 25 2004
STATUS
approved