1,2

Let u=e and v=1/e. Jointly rank {ju} and {kv} as in the first comment at A182760; a(n) is the position of nv. A182768 is the complement of A182767.

Table of n, a(n) for n=1..69.

a(n)=floor(n*(1+e^(-2))).

A182760, A182767.

Sequence in context: A284837 A068937 A285316 * A207481 A047592 A187320

Adjacent sequences: A182765 A182766 A182767 * A182769 A182770 A182771

nonn

Clark Kimberling, Nov 29 2010

approved