Search: id:A105767
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%I A105767
%S A105767 3,7,31,239,1871,3299217791,101312422979,48163250752607,
%T A105767 3858266531308645633776466396252776719,
%U A105767 31313481899920920568064578921684656674109265283366018689568994494028479
%N A105767 Prime Lucas 6-step numbers, A074584.
%D A105767 Tony D. Noe and Jonathan Vos Post, Primes in Fibonacci n-step and Lucas 
               n-step Sequences, Journal of Integer Sequences, Vol. 8 (2005), Article 
               05.4.4.
%H A105767 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               Lucasn-StepNumber.html">Lucas n-Step Number</a>
%t A105767 a={-1, -1, -1, -1, -1, 6}; lst={}; Do[s=Plus@@a; a=RotateLeft[a]; a[[ 
               -1]]=s; If[PrimeQ[s], AppendTo[lst, s]], {n, 1000}]; lst
%Y A105767 Cf. A105766 (indices of prime Lucas 6-step numbers).
%Y A105767 Sequence in context: A066676 A073917 A030521 this_sequence A063896 A156895 
               A074047
%Y A105767 Adjacent sequences: A105764 A105765 A105766 this_sequence A105768 A105769 
               A105770
%K A105767 nonn
%O A105767 1,1
%A A105767 T. D. Noe (noe(AT)sspectra.com), Apr 22 2005

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