A158424 - OEIS

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

%S 1,26,459,7037,102075,1457407,20922336,305907060,4594540541,

%T 71326622649,1149849718045

%N Number of permutations of 1..n containing the relative rank sequence { 41235 } at any spacing.

%C Same series for 43251 23415 15234 51432 25431 13452 53214

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

%Y A056986 A158005

%K nonn

%O 5,2

%A _R. H. Hardin_ Mar 18 2009