%I #22 Nov 29 2020 19:06:35
%S 2,1,2,2,2,1,1,1,2,1,2,2,2,2,2,2,2,1,2,2,2,1,1,1,2,1,1,1,1,1,1,1,2,1,
%T 2,2,2,1,1,1,2,1,2,2,2,2,2,2,2,1,2,2,2,2,2,2,1,2,2,2,2,2,2,2,2,1,2,2,
%U 2,1,1,1,2,1,2,2,2,2,2,2,2,1,2,2,2,1,1,1,2,1
%N a(n) = t(2+3n), where t = A001285 (Thue-Morse sequence).
%H Michael De Vlieger, <a href="/A026513/b026513.txt">Table of n, a(n) for n = 0..9999</a>
%t Array[1 + Mod[DigitCount[3 # + 2, 2, 1], 2] &, 105, 0] (* _Michael De Vlieger_, Oct 06 2019 *)
%t Table[ThueMorse[2+3n],{n,0,100}]+1 (* Requires Mathematica version 10 or later *) (* _Harvey P. Dale_, Nov 29 2020 *)
%o (PARI) a(n)=1+hammingweight(3*n+2)%2 \\ _Charles R Greathouse IV_, May 09 2016
%Y Cf. A001285, A026492, A026498.
%K nonn
%O 0,1
%A _Clark Kimberling_
%E Name and Pari adapted to match offset in A001285 by _Sean A. Irvine_, Oct 05 2019
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