document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1058638>Question 1058638</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What's the next number in the series?<BR>\n" );
document.write( "4, 12, 13, 15, 14, 10, 11, 9 ...<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #673730 by </B><A HREF=/tutors/aboutme.mpl?userid=math_helper><B>math_helper(2461)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=math_helper><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=math_helper><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=673730\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 8\r<BR>\n" );
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document.write( "The sequence is a subset of a gray code sequence.  Obviously :-)\r<BR>\n" );
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document.write( "See:  http://oeis.org/A003188/b003188.txt </SPAN>\n" );
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