%I
%S 0,0,0,1,1,1,2,2,3,3,3,4,4,5,5,5,6,6,7,7,7,8,8,9,9,9,10,10,11,11,11,
%T 12,12,12,13,13,14,14,14,15,15,16,16,16,17,17,18,18,18,19,19,20,20,20,
%U 21,21,22,22,22,23,23,24,24,24,25,25,25,26,26,27,27,27,28,28,29,29,29,30
%N Integer part of the conversion from centimeters to inches.
%C 2.54 = 127/50 [From _Eric Desbiaux_, Nov 16 2008]
%F f(n) = n/2.54.
%F _Eric Desbiaux_ suggested (Apr 19 2008) that A047332(n)A080686(n) =? a(n1), but R. J. Mathar points out that this is only true for the first 23 terms and so is nothing more than a coincidence.  _N. J. A. Sloane_, Apr 26 2008
%o (PARI) g(n) = for(x=0,n,print1(floor(x/2.54),","))
%Y Cf. A085270.
%K easy,nonn
%O 0,7
%A _Cino Hilliard_, Aug 12 2003
%E Corrected by _T. D. Noe_, Nov 02 2006
