Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #5 Apr 10 2022 14:21:25
%S 1,37,894,18198,342114,6205561,111229153,1998237674,36306623166,
%T 671248950345
%N Number of permutations of 1..n containing the relative rank sequence { 163542 } at any spacing.
%C Same series for 245361 532416 614235.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/PermutationPattern.html">Permutation Pattern</a>
%Y Cf. A056986, A158005, A158423.
%K nonn
%O 6,2
%A _R. H. Hardin_, Apr 05 2009