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%I #8 Feb 17 2019 18:31:21
%S 0,0,0,2,0,0,0,0,3,0,0,0,0,2,0,0,0,0,3,0,0,0,0,2,0,0,0,0,3,0,0,0,0,2,
%T 0,0,0,0,3,2,2,2,2,4,2,2,2,2,5,0,0,0,0,2,0,0,0,0,3,0,0,0,0,2,0,0,0,0,
%U 3,0,0,0,0,2,0,0,0,0,3,0,0,0,0,2,0,0,0,0,3,3,3,3,3,5,3,3,3,3,6,0,0,0,0,2,0
%N Brevity advantage of "new style" over "old style" Roman numerals.
%H Nathaniel Johnston, <a href="/A092197/b092197.txt">Table of n, a(n) for n = 1..3999</a>
%F a(n) = A092196(n) - A006968(n).
%e a(4)=2 because old style takes four letters (IIII) versus new style's two (IV).
%p A092197 := proc(n) return length(convert(n, roman, period=early)) - length(convert(n, roman)): end: seq(A092197(n),n=1..105); # _Nathaniel Johnston_, May 18 2011
%Y Cf. A006968, A092196.
%K base,easy,nonn
%O 1,4
%A _Marc LeBrun_, Feb 24 2004
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