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a(n) = A140100(n) - A140098(n).
4

%I #6 Sep 14 2016 13:10:58

%S 0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,1,0,

%T 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1,0,1,0,0,0,0,0,0,0,0,1,0,1,0

%N a(n) = A140100(n) - A140098(n).

%C Conjectured to be always 0 or 1.

%H N. J. A. Sloane, <a href="/A276404/b276404.txt">Table of n, a(n) for n = 1..20000</a>

%Y Cf. A140098, A140099, A140100, A140101, A275926, A276405, A276406.

%K nonn

%O 1

%A _N. J. A. Sloane_, Sep 14 2016