Search: id:A042942
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%I A042942
%S A042942 1,2,4,6,9,14,22,33,49,74,112,169,254,381,573,862,1292,1936,2902,4352,
%T A042942 6525,9788,14687,22028,33050,49576,74378,111579,167387,251089,376630,
%U A042942 564931,847375,1271058,1906627,2859983,4289952,6434942,9652396
%N A042942 From substitutional generation of Kolakoski sequence (A000002).
%H A042942 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               KolakoskiSequence.html">Link to a section of The World of Mathematics.</
               a>
%F A042942 Generate A000002 via 2 -> 22 -> 2211 -> 221121 -> 221121221 -> ...; sequence 
               gives lengths of successive strings.
%F A042942 a(n) appears to be asymptotic to c*(3/2)^n where c=1.3094.. - Benoit 
               Cloitre (benoit7848c(AT)orange.fr), Dec 18 2002
%Y A042942 Sequence in context: A097197 A119737 A038718 this_sequence A005687 A164139 
               A024849
%Y A042942 Adjacent sequences: A042939 A042940 A042941 this_sequence A042943 A042944 
               A042945
%K A042942 nonn,nice,easy
%O A042942 1,2
%A A042942 David W. Wilson (davidwwilson(AT)comcast.net)

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