%I #13 May 01 2020 18:54:44
%S 4,8,10,12,14,16,20,22,23,25,27,29,31,35,37,38,40,42,44,46,48,50,52,
%T 54,56,58,60,62,64,68,70,72,74,76,77,79,81,83,85,87,89,91,93,95,97,99,
%U 103,105,107,109,110,111,116,118,119,120,122,124,126,128
%N Indices of subtraction steps in Recamán's sequence A005132.
%H Nick Hobson, <a href="/A057166/a057166.py.txt">Python program for this sequence</a>
%H Colin Mallows, <a href="/A005132/a005132.jpg">Plot (jpeg) of first 10000 terms of A005132</a>
%H Colin Mallows, <a href="/A005132/a005132.ps">Plot (postscript) of first 10000 terms of A005132</a>
%H <a href="/index/Rea#Recaman">Index entries for sequences related to Recamán's sequence</a>
%Y Cf. A005132, A057165, A057167.
%K nonn
%O 1,1
%A _N. J. A. Sloane_, Sep 14 2000