%I A152508
%S A152508 0,0,42,1836695,10530242387,29832986150825,60695128902586540
%N A152508 1/10 of the number of permutations of 4 indistinguishable copies of 1..n 
               with exactly 6 local maxima.
%Y A152508 Sequence in context: A135425 A028669 A147687 this_sequence A070177 A114786 
               A139424
%Y A152508 Adjacent sequences: A152505 A152506 A152507 this_sequence A152509 A152510 
               A152511
%K A152508 nonn
%O A152508 1,3
%A A152508 Ron Hardin (rhhardin(AT)att.net), Dec 06 2008