%I A078432
%S A078432 0,1,4,14,32,204,994,7526,48636
%N A078432 Number of permutations p of 1,2,...,n such that the denominator of the 
               continued fraction [p(1); p(2),...,p(n)] is prime.
%Y A078432 Cf. A078431, A078433.
%Y A078432 Sequence in context: A023627 A023649 A099590 this_sequence A124786 A011935 
               A032645
%Y A078432 Adjacent sequences: A078429 A078430 A078431 this_sequence A078433 A078434 
               A078435
%K A078432 more,nonn
%O A078432 1,3
%A A078432 Reiner Martin (reinermartin(AT)hotmail.com), Dec 30 2002