%I A151579
%S A151579 0,7,960,38637,882340,14413894,188690976,2112659718,21078701112,
%T A151579 192648942945,1644431982848
%N A151579 Number of permutations of 1..n arranged in a circle with exactly 6 adjacent 
               element pairs in decreasing order.
%Y A151579 Sequence in context: A038808 A068728 A028990 this_sequence A024098 A004786 
               A062841
%Y A151579 Adjacent sequences: A151576 A151577 A151578 this_sequence A151580 A151581 
               A151582
%K A151579 nonn
%O A151579 6,2
%A A151579 Ron Hardin (rhhardin(AT)att.net) May 21 2009