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%I
%S 1,0,-1,0,-1,2,-1,-2,5,-4,1,0,-7,18,-9,-12,17,-24,31,6,-67,94,-49,-60,
%T 157,-230,217,118,-619,758,-461,-252,1509,-2490,1867,780,-4531,6932,
%U -5543,-820,11885,-21248,17591,2586,-32415,58070,-54325,-56
%N Row sums of inverse of sequence array for Euler phi function.
%F G.f.: 1/(sum{j>=0, phi(j+1)x^j}(1-x)).
%K easy,sign
%O 0,6
%A _Paul Barry_, May 03 2005
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