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%I A048576 #7 Mar 01 2016 17:14:19
%S A048576 2,7,25,90,324,1167,4204,15145,54561,196561,708130,2551107,9190611,
%T A048576 33110070,119282248,429725902,1548129365,5577286637,20092717660,
%U A048576 72385969961,260777498389,939476306012,3384554783333,12193187851654,43927145371633,158251814371812
%N A048576 Pisot sequence L(2,7).
%H A048576 Robert Israel, <a href="/A048576/b048576.txt">Table of n, a(n) for n = 0..1780</a>
%p A048576 A[0]:= 2:
%p A048576 A[1]:= 7:
%p A048576 for n from 2 to 100 do
%p A048576   A[n]:= ceil(A[n-1]^2/A[n-2])
%p A048576 od:
%p A048576 seq(A[i],i=0..100); # _Robert Israel_, Mar 01 2016
%Y A048576 See A008776 for definitions of Pisot sequences.
%K A048576 nonn
%O A048576 0,1
%A A048576 _David W. Wilson_

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