# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a076753 Showing 1-1 of 1 %I A076753 #5 Oct 20 2017 14:54:40 %S A076753 0,1,1,2,3,2,4,3,4,4,7,4,8,6,6,6,11,6,13,7,9,10,16,8,13,12,12,10,20, %T A076753 10,21,12,15,16,16,11,25,17,17,13,28,14,30,17,16,21,33,14,26,19,23,20, %U A076753 37,18,25,19,26,27,41,17,42,29,23,23,30,22,47,26,32,24,49,20,51,35,28,29 %N A076753 a(n) = nearest integer to the standard deviation of the divisors of n. %H A076753 Hans Havermann, Table of n, a(n) for n = 1..10000 %e A076753 The standard deviation of the divisors {1, 2, 3, 6} of 6 is approximately 2.16025, so that a(6) = 2. %t A076753 Flatten[Append[{0}, Table[Round[StandardDeviation[Divisors[n]]], {n, 2, 100}]]] %K A076753 nonn %O A076753 1,4 %A A076753 _Joseph L. Pe_, Nov 12 2002 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE