%I A133552
%S A133552 1,2,4,8,16,31,57,109,209,401,769,1473,2817,5391,10321,19761,37834,
%T A133552 72432,138663,265455,508195,972909,1862575,3565778,6826437,13068741,
%U A133552 25019217,47897608,91696751,175547250,336073354,643389727,1231726180
%N A133552 Number of length n binary sequences with at most 4 of every adjacent 
               6 bits set.
%Y A133552 Sequence in context: A051039 A056183 A000127 this_sequence A000128 A106399 
               A007800
%Y A133552 Adjacent sequences: A133549 A133550 A133551 this_sequence A133553 A133554 
               A133555
%K A133552 nonn
%O A133552 0,2
%A A133552 Ron Hardin (rhhardin(AT)att.net), Dec 24 2007