%I #4 Mar 30 2012 16:51:44
%S 0,2,5,11,18,21,23,35,39,44,47,66,69,72,75,81,87,89,95,131,141,147,
%T 153,159,165,174,176,179,186,189,191,258,261,264,267,275,278,281,285,
%U 291,297,303,315,320,323,329,342,345,347,350,353,359,371,375,380,383,515,546,549,557
%N Numbers n such that A109671(2*n+1) = 1.
%H N. J. A. Sloane, <a href="/A169745/b169745.txt">Table of n, a(n) for n = 1..9710</a>
%Y Cf. A109671, A169743, A169744, A169746 (first differences).
%K nonn
%O 1,2
%A _N. J. A. Sloane_, May 02 2010