%I A023119
%S A023119 1,2,3,1,4,2,5,3,6,1,4,7,2,5,8,3,6,1,9,4,7,2,10,5,8,3,11,6,1,9,4,12,
%T A023119 7,2,10,5,13,8,3,11,6,14,1,9,4,12,7,15,2,10,5,13,8,16,3,11,6,14,1,9,
%U A023119 17,4,12,7,15,2,10,18,5,13,8,16,3,11,19,6,14,1,9,17,4,12,20,7,15,2
%N A023119 Signature sequence of sqrt(7) (arrange the numbers i+j*x (i,j >= 1) in 
               increasing order; the sequence of i's is the signature of x).
%D A023119 C. Kimberling, "Fractal Sequences and Interspersions", Ars Combinatoria, 
               vol. 45 p 157 1997.
%H A023119 T. D. Noe, <a href="b023119.txt">Table of n, a(n) for n=1..1000</a>
%H A023119 C. Kimberling, <a href="http://faculty.evansville.edu/ck6/integer/intersp.html">
               Interspersions</a>
%Y A023119 Sequence in context: A023117 A023127 A125159 this_sequence A118276 A023123 
               A023131
%Y A023119 Adjacent sequences: A023116 A023117 A023118 this_sequence A023120 A023121 
               A023122
%K A023119 nonn
%O A023119 1,2
%A A023119 Clark Kimberling (ck6(AT)evansville.edu)