Search: id:A080033
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%I A080033
%S A080033 0,2,4,5,8,12,7,16,20,10,24,13,28,32,15,36,40,18,44,21,48,52,23,56,60,
%T A080033 26,64,29,68,72,31,76,80,34,84,37,88,92,39,96,100,42,104,45,108,112,47,
%U A080033 116,120,50,124,53,128,132,55,136,140,58,144,61,148,152,63,156,160,66
%N A080033 a(n) is taken to be the smallest positive integer not already present 
               which is consistent with the condition "n is a member of the sequence 
               if and only if a(n) is a multiple of 4".
%H A080033 B. Cloitre, N. J. A. Sloane and M. J. Vandermast, <a href="http://www.cs.uwaterloo.ca/
               journals/JIS/index.html">Numerical analogues of Aronson's sequence</
               a>, J. Integer Seqs., Vol. 6 (2003), #03.2.2.
%H A080033 B. Cloitre, N. J. A. Sloane and M. J. Vandermast, <a href="http://arXiv.org/
               abs/math.NT/0305308">Numerical analogues of Aronson's sequence</a> 
               (math.NT/0305308)
%F A080033 a(8m)=20m, a(8m+1)=8m+2, a(8m+2)=20m+4, a(8m+3)=8m+5, a(8m+4)=20m+8, 
               a(8m+5)=20m+12, a(8m+6)=8m+7, a(8m+7)=20m+16.
%Y A080033 Cf. A079000, A080030, A080032, A079313, A080034.
%Y A080033 Sequence in context: A074824 A039867 A080136 this_sequence A007379 A080588 
               A032850
%Y A080033 Adjacent sequences: A080030 A080031 A080032 this_sequence A080034 A080035 
               A080036
%K A080033 easy,nonn
%O A080033 0,2
%A A080033 N. J. A. Sloane (njas(AT)research.att.com), Mar 14 2003
%E A080033 More terms from Matthew Vandermast (ghodges14(AT)comcast.net), Mar 23 
               2003

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