OFFSET
1,1
EXAMPLE
a(2)=4 because 3^(1/3) + 2^(1/3) is farther from an integer than 2^(1/3) so 3 doesn't appear;
a(3)=9 because 9^(1/3) + 7^(1/3) is the first term nearer to an integer than 4^(1/3) + 3^(1/3).
CROSSREFS
KEYWORD
nonn,uned
AUTHOR
Tom Womack (tom(AT)womack.net), Jun 08 2007
STATUS
approved