A159149 - OEIS

%I #3 Mar 31 2012 12:35:26

%S 1,37,894,18209,342746,6227216,111809573,2011739254,36593905375,

%T 677012700022

%N Number of permutations of 1..n containing the relative rank sequence { 236154 } at any spacing.

%C Same series for 451632 326145 541623 412653 365124 356214 421563

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/PermutationPattern.html">Permutation Pattern</a>

%Y A056986 A158005 A158423

%K nonn

%O 6,2

%A _R. H. Hardin_ Apr 05 2009