1,1

This sequence complements A000037. - Alexander R. Povolotsky, Feb 10 2008

Joshua Zucker, Feb 23 2008, Table of n, a(n) for n = 1..200

a(1)=2 because (floor(1/2) + 2)/2 = 1.

a(2)=3 because (floor(4/3) + 3)/2 = 2.

a(3)=2 because (floor(9/2) + 2)/2 = 3.

a(4)=3 because (floor(16/3)+ 3))/2 = 4.

a(5)=4 because (floor(25/4)+ 4))/2 = 5.

a(6)=5 because (floor(36/5)+ 5))/2 = 6.

a(7)=5 because (floor(49/5)+ 5))/2 = 7.

Sequence in context: A187180 A256992 A261323 * A216209 A289172 A215653

Adjacent sequences: A134983 A134984 A134985 * A134987 A134988 A134989

nonn

Alexander R. Povolotsky, Feb 05 2008; corrected Feb 07 2008 at the suggestion of Carl R. White

More terms from Joshua Zucker, Feb 23 2008

approved