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A023130 Signature sequence of 1/sqrt(e) (arrange the numbers i+j*x (i,j >= 1) in increasing order; the sequence of i's is the signature of x). 2

%I #11 May 27 2024 11:37:17

%S 1,1,2,1,2,1,3,2,1,3,2,4,1,3,2,4,1,3,5,2,4,1,3,5,2,4,1,6,3,5,2,4,1,6,

%T 3,5,2,7,4,1,6,3,5,2,7,4,1,6,3,8,5,2,7,4,1,6,3,8,5,2,7,4,1,9,6,3,8,5,

%U 2,7,4,1,9,6,3,8,5,2,10,7,4,1,9,6,3,8,5,2,10,7,4,1

%N Signature sequence of 1/sqrt(e) (arrange the numbers i+j*x (i,j >= 1) in increasing order; the sequence of i's is the signature of x).

%D C. Kimberling, "Fractal Sequences and Interspersions", Ars Combinatoria, vol. 45 p 157 1997.

%H T. D. Noe, <a href="/A023130/b023130.txt">Table of n, a(n) for n=1..1000</a>

%H C. Kimberling, <a href="http://faculty.evansville.edu/ck6/integer/intersp.html">Interspersions</a>

%H <a href="/index/Si#signature_sequences">Index entries for sequences related to signature sequences</a>

%K nonn

%O 1,3

%A _Clark Kimberling_

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Last modified August 15 00:19 EDT 2024. Contains 375171 sequences. (Running on oeis4.)