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%I #12 Jul 11 2021 01:18:59
%S 1669,1873,3089,3329,3466,3761,5153,5482,5485,5501,5693,6761,6857,
%T 7186,7253,8857,10154,11897,12085,12554,13109,16265,17410,17429,17914,
%U 18698,20089,20186,20873,20954,21145,22313,22634,22637,23153,23402,23545,27985
%N Numbers k such that the continued fraction for sqrt(k) has period 53.
%Y Cf. A003285.
%K nonn
%O 1,1
%A _David W. Wilson_