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%I #9 Mar 30 2012 18:55:51
%S 1,2,3,4,5,6,7,8,1,9,2,10,3,11,4,12,5,13,6,14,7,15,8,1,16,9,2,17,10,3,
%T 18,11,4,19,12,5,20,13,6,21,14,7,22,15,8,23,1,16,9,24,2,17,10,25,3,18,
%U 11,26,4,19,12,27,5,20,13,28,6,21,14,29,7,22,15,30,8,23,1,16
%N Signature sequence of e^2 (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="/A023125/b023125.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>
%K nonn
%O 1,2
%A _Clark Kimberling_
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