%I #10 Jun 18 2021 14:48:41
%S 1,2,4,32,17179869184
%N a(n) = 2^(log_{2}(a(n-2))+a(n-1)), a(1)=1, a(2)=2.
%Y Cf. A112237, A112866.
%K nonn
%O 1,2
%A _Yasutoshi Kohmoto_, Feb 18 2006
%E Definition adapted to offset by _Georg Fischer_, Jun 18 2021