A069162 - cp's OEIS frontend

A069162 a(1)=1, a(2)=2, a(n+2)=(a(n+1)+a(n))/2 if a(n+1)+a(n) is even, a(n+2)=(3*(a(n+1)+a(n))+1)/2 otherwise.

%I A069162 #5 Mar 30 2012 18:38:56
%S A069162 1,2,5,11,8,29,56,128,92,110,101,317,209,263,236,749,1478,3341,7229,
%T A069162 5285,6257,5771,6014,17678,11846,14762,13304,14033,41006,82559,185348,
%U A069162 401861,880814,1924013,4207241,3065627,3636434,10053092,6844763
%N A069162 a(1)=1, a(2)=2, a(n+2)=(a(n+1)+a(n))/2 if a(n+1)+a(n) is even, a(n+2)=(3*(a(n+1)+a(n))+1)/2 otherwise.
%C A069162 A Collatz-Fibonacci mixture.
%C A069162 Does this sequence diverge to infinity?
%K A069162 nonn
%O A069162 1,2
%A A069162 _Benoit Cloitre_, Apr 09 2002

cp's OEIS Frontend

A069162 a(1)=1, a(2)=2, a(n+2)=(a(n+1)+a(n))/2 if a(n+1)+a(n) is even, a(n+2)=(3*(a(n+1)+a(n))+1)/2 otherwise.