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Number of permutations of 4 copies of 1..n avoiding adjacent step pattern up, up, up, up, up.
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%I #10 Aug 08 2018 18:33:02

%S 1,1,70,34650,63063000,305540235000,3244063941457921,

%T 66318107269696031401,2379613992603610298990440,

%U 139801056431706089952638689800,12738104011291233355807195325583000,1723542569871737348415590682638868511200

%N Number of permutations of 4 copies of 1..n avoiding adjacent step pattern up, up, up, up, up.

%H Mingjia Yang, Doron Zeilberger, <a href="https://arxiv.org/abs/1805.06077">Increasing Consecutive Patterns in Words</a>, arXiv:1805.06077 [math.CO], 2018.

%Y Cf. A014608.

%K nonn

%O 0,3

%A _R. H. Hardin_, May 10 2010

%E a(9)-a(11) from _Alois P. Heinz_, Aug 08 2018