Search: id:A125819
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%I A125819
%S A125819 0,1,2,101,396,10589,59590,1146313,8072856,127338073,1037743178,
%T A125819 14427279437,129515647140,1658477399669,15879972571918,192632252911729,
%U A125819 1925621845299504
%N A125819 a(n)=((1 + 7Sqrt[2])^n - (1 - 7Sqrt[2])^n)/(14Sqrt[2]).
%F A125819 a(0)=0, a(1)=1, a(n)=2*a(n-1)+97*a(n-2) for n>=2 . G.f.: x/(1-2*x-97*x^2) 
               . - Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Dec 12 2006
%t A125819 Expand[Table[((1 + 7Sqrt[2])^n - (1 - 7Sqrt[2])^n)/(14Sqrt[2]), {n, 0, 
               30}]] (*Artur Jasinski*)
%Y A125819 Cf. A125820.
%Y A125819 Sequence in context: A064152 A162353 A088272 this_sequence A072383 A035325 
               A028989
%Y A125819 Adjacent sequences: A125816 A125817 A125818 this_sequence A125820 A125821 
               A125822
%K A125819 nonn
%O A125819 1,3
%A A125819 Artur Jasinski (grafix(AT)csl.pl), Dec 10 200, corrected Jan 12 2007

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