This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A085269 #31 Jul 16 2025 11:31:36 %S A085269 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 A085269 12,12,12,13,13,14,14,14,15,15,16,16,16,17,17,18,18,18,19,19,20,20,20, %U A085269 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 A085269 Integer part of the conversion from centimeters to inches. %C A085269 2.54 = 127/50. - _Eric Desbiaux_, Nov 16 2008 %H A085269 Paolo Xausa, <a href="/A085269/b085269.txt">Table of n, a(n) for n = 0..10000</a> %H A085269 <a href="/index/Rec#order_128">Index entries for linear recurrences with constant coefficients</a>, order 128. %F A085269 a(n) = floor(n/2.54). %F A085269 _Eric Desbiaux_ suggested (Apr 19 2008) that A047332(n)-A080686(n) =? a(n-1), 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 %t A085269 Floor[Range[0, 100]*100/254] (* _Paolo Xausa_, Jul 16 2025 *) %o A085269 (PARI) a(n) = floor(n*100/254); %Y A085269 Cf. A224233, A085270. %K A085269 easy,nonn %O A085269 0,7 %A A085269 _Cino Hilliard_, Aug 12 2003 %E A085269 Corrected by _T. D. Noe_, Nov 02 2006