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A193936 5-nonnesting permutations. 3


%S 1,2,6,24,120,720,5040,40320,362856,3627385,39864333,477407104,

%T 6183182389,86033729930,1278515941177,20185987771091

%N 5-nonnesting permutations.

%C Also the number of 5-noncrossing permutations

%H Sophie Burrill, Sergi Elizalde, Marni Mishna and Lily Yen, <a href="http://arxiv.org/abs/1108.5615">A generating tree approach to k-nonnesting partitions and permutations</a>, arXiv preprint arXiv:1108.5615 [math.CO], 2011-2014.

%H S. Corteel, <a href="http://dx.doi.org/10.1016/j.aam.2006.01.006">Crossings and alignments of permutations</a>, Adv. Appl. Math 38 (2007) 149-163.

%Y Cf. A193938, A193935, A193937.

%K nonn,more

%O 1,2

%A _Lily Yen_, Aug 09 2011

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Last modified September 27 13:03 EDT 2021. Contains 347688 sequences. (Running on oeis4.)