%I M1255
%S 1,2,4,12,30,90,244,776,2218,6946,20468
%N Zeroentropy permutations of length n.
%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%H A. Blokh, E. Coven, L. Block, <a href="http://people.cas.uab.edu/~ablokh/zeren1.pdf">Zero Entropy Permutations</a>, International Journal of Bifurcation and Chaos 5 (1995), 13311337
%K nonn,more
%O 1,2
%A Ethan Coven (ecoven(AT)wesleyan.edu)
%E a(6) corrected and a(7)a(11) from _Sean A. Irvine_, Sep 27 2017
