A095770 - OEIS

%I #8 Nov 16 2015 08:15:30

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

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

%U 0,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0,1,1,0,1,1,1,1,1,1,1,1,1,1,1,1,0,1,0,0,1,0

%N First differences of A095769.

%H J. Grytczuk, <a href="http://dx.doi.org/10.1016/j.disc.2003.10.022">Another variation on Conway's recursive sequence</a>, Discr. Math. 282 (2004), 149-161.

%o (PARI) v=vector(150,j,1);for(n=3,150,g=v[v[v[v[n-1]]]]+v[n-v[v[v[n-1]]]];v[n]=g);a(n)=v[n+1]-v[n]

%Y Cf. A004001, A093878, A095769, A095771.

%K nonn

%O 1,1

%A _Benoit Cloitre_, Jun 05 2004