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A031582 that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 84. 0

%I

%S 7058,7074,7078,7094,7106,7118,7122,7138,7142,7158,7166,7174,7214,

%T 7234,7246,7262,7282,7286,7294,7298,7302,7318,7334,7342,7346,7382,

%U 7394,15879,15909,15924,15951,15969,15987,16041,16053,16062,16149,16161,16197,16206

%N that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 84.

%K nonn

%O 1,1

%A _David W. Wilson_

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Last modified January 21 19:05 EST 2022. Contains 350480 sequences. (Running on oeis4.)