%I A078705
%S A078705 1,1,2,2,2,3,2,3,3,4,3,5,3,4,4,5,4,6,4,6,5,6,4,7,5,6,6,7,5,8,5,7,6,7,6,
%T A078705 9,6,7,7,9,6,9,6,9,8,8,6,11,7,9,8,9,7,10,8,10,8,9,7,12,7,9,10,11,9,12,
               8,
%U A078705 11,9,12,8,13,8,10,11,11,9,12,8,13,11,11,9,14,10,11,10,13,9,15,10,12,11
%N A078705 Integer part of the square root of sigma(n).
%t A078705 Table[Floor[Sqrt[DivisorSigma[1, i]]], {i, 1, 100}]
%Y A078705 Sequence in context: A133801 A112310 A137734 this_sequence A050331 A128435 
               A026903
%Y A078705 Adjacent sequences: A078702 A078703 A078704 this_sequence A078706 A078707 
               A078708
%K A078705 easy,nonn
%O A078705 1,3
%A A078705 Joseph L. Pe (joseph_l_pe(AT)hotmail.com), Dec 18 2002