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 A064292 #12 May 01 2020 12:39:31 %S A064292 0,1,2,3,6,7,18,19,34,67,102,115,190,453,846,1305,2066,4139,7676, %T A064292 13511,23976,24381,24398,24399,97984,136629,196644,475235,926170, %U A064292 1466185,2817020,3850823,8348662,8466695,17694894,36130539,36130540,75209333,138765002,315446985,409493528,409493529 %N A064292 Term at which first number of height n occurs in Recamán's sequence A005132. %C A064292 The height of a term in A005132 = number of addition steps - number of subtraction steps to produce it. %H A064292 N. J. A. Sloane, <a href="/A005132/a005132.txt">FORTRAN program for A005132, A057167, A064227, A064228</a> %H A064292 <a href="/index/Rea#Recaman">Index entries for sequences related to Recamán's sequence</a> %Y A064292 Cf. A005132, A064290, A064293, A064294. %K A064292 nonn %O A064292 0,3 %A A064292 _N. J. A. Sloane_, Sep 26 2001 %E A064292 a(0)=0 added by _N. J. A. Sloane_, May 01 2020