login
Number of permutations avoiding the pattern 132 (with a dot over the 2).
1

%I #8 Nov 25 2018 08:20:34

%S 1,1,2,4,13,58,299,180

%N Number of permutations avoiding the pattern 132 (with a dot over the 2).

%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. A201690.

%K nonn,more

%O 1,3

%A _N. J. A. Sloane_, Dec 03 2011