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A171342 Number of 1..n integer arrays v[1..5] of length 5 with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..4 1

%I #4 Mar 31 2012 12:35:37

%S 1,23,211,914,2911,7250,16018,31419,57044,96946,157190,242889,364144,

%T 528382,747245,1033178,1402159,1866632,2450222,3167712,4046097,

%U 5109227,6387409,7902520,9698513,11805065,14262847,17110793,20403852,24172959

%N Number of 1..n integer arrays v[1..5] of length 5 with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..4

%C row 5 of A171275.

%H R. H. Hardin, <a href="/A171342/b171342.txt">Table of n, a(n) for n=1..32</a>

%K nonn

%O 1,2

%A _R. H. Hardin_ Dec 06 2009

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Last modified July 18 06:23 EDT 2024. Contains 374377 sequences. (Running on oeis4.)