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A077503 Smallest n-digit square beginning with n. 1

%I

%S 1,25,324,4096,50176,600625,7001316,80013025,900000000,1000014129,

%T 11000024161,120000580921,1300001310976,14000004588964,

%U 150000007007601,1600000000000000,17000000233634401,180000000244436761

%N Smallest n-digit square beginning with n.

%F a(n) = {ceiling[{n*10^d}^(1/2)]}^2. where d = n-digit(n), digit(n) = number of digits in n. - _Ray Chandler_, Aug 11 2003

%Y Cf. A087095.

%K base,nonn

%O 1,2

%A _Amarnath Murthy_, Nov 08 2002

%E More terms from _Ray Chandler_, Aug 11 2003

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Last modified September 17 09:05 EDT 2019. Contains 327128 sequences. (Running on oeis4.)