1,2

A032742(a(n+1))>A032742(a(n)) and GCD(A032742(a(n+1)), A032742(a(n)))=1;

for n>1: a(2*n) = a(2*n-1) + 1,

a(2*n+1) = 3*(a(2*n)/2 + 2 - 0^(a(2*n) mod 4)).

Table of n, a(n) for n=1..46.

Sequence in context: A072525 A338906 A107621 * A109412 A061766 A109448

Adjacent sequences: A098141 A098142 A098143 * A098145 A098146 A098147

nonn

Reinhard Zumkeller, Sep 28 2004

approved