Search: id:A053878
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%I A053878
%S A053878 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,7,1,1,1,1,1,1,1,1,1,1,
%T A053878 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,2,3,5,1,1,1,1,1,1,1,1,1,4,1,1,4,1,1,1,
%U A053878 1,1,1,1,1,1,1,1,1,1,1,11,13,2,5,11,13,2,1,5,2,1,1,1,1,3,1,1,1,3,1,1,1
%N A053878 Difference between numerator and denominator of lowest terms fraction 
               from division of a highly composite number (1) by its predecessor.
%C A053878 Successive fractions are 2/1, 2/1, 3/2, 2/1, 2/1, 3/2, 4/3, 5/4, 2/1, 
               3/2, 4/3, 3/2, 2/1.
%C A053878 This sequence is not multiplicative.
%F A053878 a(n) = A054483(n)-A054482(n) =(A002182(n)-A002182(n-1))/A054481(n).
%e A053878 a(7)=1 since A002182(7)=36, A002182(6)=24, 36/24=3/2 in lowest terms 
               and 3-2=1.
%Y A053878 Cf. A002182.
%Y A053878 Sequence in context: A136428 A152447 A154098 this_sequence A070672 A055061 
               A074465
%Y A053878 Adjacent sequences: A053875 A053876 A053877 this_sequence A053879 A053880 
               A053881
%K A053878 nonn
%O A053878 2,25
%A A053878 Henry Bottomley (se16(AT)btinternet.com), Mar 31 2000
%E A053878 More terms from Jud McCranie (j.mccranie(AT)comcast.net), Jun 09 2005

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