%I M0594
%S 2,3,4,9,28,225,6076,1361025,8268226876,11253255215681025,
%T 93044467205527772332546876,
%U 1047053135870867396062743192203958743681025
%N a(n+2) = (a(n)  1)a(n+1) + 1.
%D J. L. Davison, _Jeffrey Shallit_, Continued Fractions for Some Alternating Series, Monatsh. Math., 111 (1991), 119126.
%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%F a(n) = A006277(n)+1.  _R. J. Mathar_, Apr 27 2007
%p A007704 := proc(n) options remember; if n <= 2 then RETURN(n+1) else (A007704(n2)1)*A007704(n1)+1; fi; end;
%K nonn,easy
%O 1,1
%A _N. J. A. Sloane_, _Jeffrey Shallit_
