%I #11 Aug 06 2016 15:31:28
%S 8,12,18,27,41,62,94,143,218,332,506,771,1175,1791,2730,4161,6342,
%T 9666,14732,22453,34221,52157,79494,121159,184662,281449,428965,
%U 653799,996476,1518761,2314792,3528048,5377210,8195577,12491140,19038144,29016641,44225186,67405013,102734125,156580349
%N Pisot sequence E(8,12), a(n) = floor( a(n-1)^2/a(n-2) + 1/2 ).
%H Chai Wah Wu, <a href="/A274951/b274951.txt">Table of n, a(n) for n = 0..1000</a>
%p f:=proc(n, x, y, r) option remember;
%p if n=0 then x
%p elif n=1 then y
%p else floor(f(n-1, x, y, r)^2/f(n-2, x, y, r) + r); fi; end;
%p [seq(f(n, 8, 12, 1/2), n=0..60)];
%o (Python)
%o a, b = 8, 12
%o A274951_list = [a, b]
%o for i in range(1000):
%o c, d = divmod(b**2, a)
%o a, b = b, c + (0 if 2*d < a else 1)
%o A274951_list.append(b) # _Chai Wah Wu_, Aug 06 2016
%Y Cf. A008776, A010916.
%K nonn
%O 0,1
%A _N. J. A. Sloane_, Aug 05 2016
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