Search: id:A076674
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%I A076674
%S A076674 9,12,16,30,40,42,56,90,120,126,168,224,360,378,504,550,1320,1386,1848,
%T A076674 1989,2652,2961,3948,5264,8052,9711,12948,17264,24852,31311,41748,
%U A076674 53289,71052,94736,130548,145061,146280,153594,163392,170280,173290
%N A076674 Smallest a(n)>a(n-1) such that a(n)^2+a(n-1)^2 is a perfect square, a(1)=9.
%C A076674 The sequence is infinite.
%F A076674 a(n)=A076671(n), n>1. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), 
               Sep 20 2008]
%Y A076674 Cf. A076600.
%Y A076674 Sequence in context: A166136 A120154 A084375 this_sequence A027571 A154631 
               A141552
%Y A076674 Adjacent sequences: A076671 A076672 A076673 this_sequence A076675 A076676 
               A076677
%K A076674 nonn
%O A076674 1,1
%A A076674 Zak Seidov (zakseidov(AT)yahoo.com), Oct 25 2002

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