%I A121855
%S A121855 0,4,5,6,7,8,8,9,9,10,10,11,11,12,12,13,13,13,14,14,15,15,15,16,16,16,
%T A121855 17,17,17,17,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,22,22,22,22,
%U A121855 22,23,23,23,23,24,24,24,24,24,25,25,25,25,25,26,26,26,26,26,27,27,27
%N A121855 Ceiling(pi*(n^.5)).
%Y A121855 Cf. A121275; A121276.
%Y A121855 Sequence in context: A067471 A102691 A014553 this_sequence A090925 A143836 
               A089166
%Y A121855 Adjacent sequences: A121852 A121853 A121854 this_sequence A121856 A121857 
               A121858
%K A121855 nonn
%O A121855 1,2
%A A121855 Mohammad K. Azarian (azarian(AT)evansville.edu), Aug 30 2006
%E A121855 Corrected the first offset. - Mohammad K. Azarian (azarian(AT)evansville.edu), 
               Nov 19 2008