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Positions where A163894 obtains record values.
3

%I #4 Jul 12 2019 14:21:23

%S 0,1,2,6,12,24,72,144,288,864,1728,5184,10368

%N Positions where A163894 obtains record values.

%C The ratios a(n+1)/a(n) from n>=1 onward start as 2,3,2,2,3,2,2,3,2,3,2,...

%Y See A163896, A309016.

%K nonn

%O 0,3

%A _Antti Karttunen_, Sep 19 2009