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A034901 a(n) is square mod a(i), i < n; a(n) nonsquare. 0


%S 2,3,6,7,15,21,30,39,51,120,204,480,816,849,2041,2185,4785,19140,

%T 21505,43065,44080,49504,59185,172260,176320,178465,236740,387585,

%U 443521,552601,1774084,2210404,2310385,3991689,4973409,5371081,7096336

%N a(n) is square mod a(i), i < n; a(n) nonsquare.

%K nonn

%O 1,1

%A _David W. Wilson_

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Last modified January 17 14:12 EST 2019. Contains 319225 sequences. (Running on oeis4.)