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 A023115 #13 May 28 2024 06:32:37 %S A023115 1,1,2,1,2,3,1,2,3,1,4,2,3,1,4,2,5,3,1,4,2,5,3,1,6,4,2,5,3,1,6,4,2,7, %T A023115 5,3,1,6,4,2,7,5,3,8,1,6,4,2,7,5,3,8,1,6,4,9,2,7,5,3,8,1,6,4,9,2,7,5, %U A023115 10,3,8,1,6,4,9,2,7,5,10,3,8,1,6,11,4,9,2,7,5,10,3,8 %N A023115 Signature sequence of 1/sqrt(2) (arrange the numbers i+j*x (i,j >= 1) in increasing order; the sequence of i's is the signature of x). %D A023115 C. Kimberling, "Fractal Sequences and Interspersions", Ars Combinatoria, vol. 45 p 157 1997. %H A023115 T. D. Noe, <a href="/A023115/b023115.txt">Table of n, a(n) for n=1..1000</a> %H A023115 C. Kimberling, <a href="http://faculty.evansville.edu/ck6/integer/intersp.html">Interspersions</a> %H A023115 <a href="/index/Si#signature_sequences">Index entries for sequences related to signature sequences</a> %Y A023115 Cf. A010503. %K A023115 nonn %O A023115 1,3 %A A023115 _Clark Kimberling_