Search: id:A110391
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%I A110391
%S A110391 1,4,6,19,46,124,321,844,2206,5779,15126,39604,103681,271444,710646,
%T A110391 1860499,4870846,12752044,33385281,87403804,228826126,599074579,
%U A110391 1568397606,4106118244,10749957121,28143753124,73681302246,192900153619
%N A110391 a(n) = L(3n)/L(n), where L(n) = Lucas number.
%C A110391 Subsidiary sequences: a(n) = L((2k+1)*n)/L(n) for k = 2,3, etc. This 
               is the sequence for k =1.
%e A110391 a(1)=L(3)/L(1)=4/1=4.
%p A110391 with(combinat): L:=n->fibonacci(n+2)-fibonacci(n-2): seq(L(3*n)/L(n),
               n=0..30); (Deutsch)
%Y A110391 Cf. A000204.
%Y A110391 Sequence in context: A006534 A064035 A010364 this_sequence A001683 A053892 
               A013126
%Y A110391 Adjacent sequences: A110388 A110389 A110390 this_sequence A110392 A110393 
               A110394
%K A110391 easy,nonn
%O A110391 0,2
%A A110391 Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jul 27 2005
%E A110391 Corrected and extended by Emeric Deutsch (deutsch(AT)duke.poly.edu) and 
               Erich Friedman (efriedma(AT)stetson.edu), Jul 31 2005

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