%I #12 Nov 25 2018 13:10:12
%S 1,1,2,7,35,218,1598
%N Number of permutations avoiding the pattern 123 (with a dot over the 3).
%H J.-L. Baril, <a href="http://www.combinatorics.org/ojs/index.php/eljc/article/view/v18i1p178">Classical sequences revisited with permutations avoiding dotted pattern</a>, Electronic Journal of Combinatorics, 18 (2011), #P178.
%Y Cf. A201691.
%K nonn,more
%O 1,3
%A _N. J. A. Sloane_, Dec 03 2011
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