Search: id:A014980
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%I A014980
%S A014980 5,6,9,20,100,2500,1562500,610351562500,93132257461547851562500,
%T A014980 2168404344971008868014905601739883422851562500,
%U A014980 1175494350822287507968736537222245677818665556772087521508751706278417259454727172851562500
%N A014980 Start with 5. Multiply two numbers closest to n/2 to get next number.
%F A014980 a(0) = 5; a(k+1) = floor(a(k)/2) * ceil(a(k)/2).
%Y A014980 Sequence in context: A117951 A124519 A154311 this_sequence A066901 A019125 
               A019205
%Y A014980 Adjacent sequences: A014977 A014978 A014979 this_sequence A014981 A014982 
               A014983
%K A014980 nonn,nice,easy
%O A014980 0,1
%A A014980 Colin Sandon (sandon(AT)together.net)
%E A014980 More terms from James A. Sellers (sellersj(AT)math.psu.edu), Feb 05 2000

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