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%I #18 Feb 06 2023 10:06:00
%S 1,1,2,1,2,0,0,1,1,2,2,0,2,1,2,1,0,2,0,0,1,0,2,1,0,0,1,0,2,0,0,1,0,2,
%T 0,1,1,2,2,1,0,2,1,2,0,0,2,2,1,1,1,0,1,1,0,0,1,0,1,2,2,1,1,2,0,0,2,1,
%U 0,0,0,2,1,0,0,0,1,2,0,2,1,1,1,2,2,2,0,2,2,0,0,2,0,2,1,1,0,2,2,1,0
%N Expansion of golden ratio (1 + sqrt(5))/2 in base 3.
%e 1.12120011220212102001021001...
%t RealDigits[ (1+Sqrt[5])/2, 3, 1000][[1]]
%o (PARI) a(n) = floor(quadgen(5)*3^(n-1))%3 \\ _Chittaranjan Pardeshi_, Feb 06 2023
%Y Cf. A001622, A068432, A164629, A333452, A333454.
%K nonn,base,cons,easy
%O 1,3
%A _William C. Laursen_, Mar 21 2020
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