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%I #5 Mar 31 2012 10:26:05
%S 5,13,101,1009,10001,100021,1000001,10000013,100000001,1000000009,
%T 10000000001,100000000013,1000000000001,10000000000021,
%U 100000000000001,1000000000000021,10000000000000001,100000000000000013
%N Least hypotenuse of primitive Pythagorean triangle exceeding 10^n.
%Y Cf. A117341.
%K nonn
%O 0,1
%A _Lekraj Beedassy_, Mar 09 2006
%E Corrected and extended by _Joshua Zucker_, May 16 2006