%I #5 Apr 09 2014 10:13:02
%S 1,1,2,3,5,8,7,9,10,5,10,7,12,9,6,5,8,7,9,10,5,10,7,12,9,6,5,8,7,9,10,
%T 5,10,7,12,9,6,5,8,7,9,10,5,10,7,12,9,6,5,8,7,9,10,5,10,7,12,9,6,5,8,
%U 7,9,10,5,10,7,12,9,6,5,8,7,9,10,5,10,7,12,9,6,5,8,7,9,10,5,10,7,12,9,6,5,8
%N a(1)=a(2)=1. a(n) = A020639(a(n-1)) + A006530(a(n-2)).
%F For n >= 0, a(11n+5) = 5, a(11n+6) = 8, a(11n+7) = 7, a(11n+8) = 9, a(11n+9) = 10, a(11n+10) = 5, a(11n+11) = 10, a(11n+12) = 7, a(11n+13) = 12, a(11n+14) = 9, a(11n+15) = 6.
%Y Cf. A006530, A020639.
%K easy,nonn
%O 1,3
%A _Leroy Quet_, Feb 26 2006