%I A036511
%S A036511 4,144,1444,44944,6441444,47444544,4434494464,44424414441,4243443441444,
%T A036511 44844344414464,444431244445444,44044624434444544,441544444344443449,
%U A036511 14444545446449449444,346454444084444444644,44024844440444424044544
%N A036511 Smallest square containing exactly n 4's.
%Y A036511 Cf. A048349. [From Jon E. Schoenfield (jonscho(AT)hiwaay.net), Jan 24 
               2009]
%Y A036511 Sequence in context: A053897 A017294 A134631 this_sequence A060870 A084703 
               A122747
%Y A036511 Adjacent sequences: A036508 A036509 A036510 this_sequence A036512 A036513 
               A036514
%K A036511 nonn,base
%O A036511 1,1
%A A036511 David W. Wilson (davidwwilson(AT)comcast.net)
%E A036511 a(13)-a(15) from Jon E. Schoenfield (jonscho(AT)hiwaay.net), Jan 17 2009