%I #5 Apr 03 2013 11:55:54
%S 0,0,0,0,1,11,60,270,1084,4028,14144,47577,154740,489728,1514786,
%T 4593118,13682374,40106060,115824376,329901232,927585696,2576685888,
%U 7076644480,19228648192,51725149184
%N Number of permutations of length n containing exactly 4 occurrences of 123 and 4 occurrences of 132.
%H B. Nakamura, <a href="http://arxiv.org/abs/1301.5080">Approaches for enumerating permutations with a prescribed number of occurrences of patterns</a>, arXiv 1301.5080, 2013.
%p # Programs can be obtained from author's personal website.
%Y Cf. A000079, A001787, A001815, A046718, A001793.
%K nonn
%O 1,6
%A _Brian Nakamura_, Apr 03 2013
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