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A067476 Smallest n-digit square starting with 6. 1

%I #4 Dec 05 2013 19:55:09

%S 64,625,6084,60025,600625,6002500,60000516,600005025,6000051600,

%T 60000012601,600000512409,6000001260100,60000004765089,

%U 600000028030404,6000000011750889,60000000353550625,600000001175088900

%N Smallest n-digit square starting with 6.

%F a(n) = ceiling(sqrt(6*10^(n-1)))^2, n>1. - _Rick L. Shepherd_, Feb 18 2002

%o (PARI) for(n=2,21,a=ceil(sqrt(6*10^(n-1)))^2; print(a))

%Y Cf. A035073 (roots), A045789, A067479 (2..9).

%K base,easy,nonn

%O 2,1

%A _Amarnath Murthy_, Feb 09 2002

%E More terms from _Rick L. Shepherd_, Feb 18 2002

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Last modified April 19 23:40 EDT 2024. Contains 371798 sequences. (Running on oeis4.)