%I
%S 27,728,19575,520887,14078765,380334101,10243781678,276122931774
%N Number of 0..26 integer arrays v[1..n] of length n with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..n-1
%C column 27 of A171307.
%K nonn
%O 1,1
%A _R. H. Hardin_ Dec 06 2009
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