document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1189213>Question 1189213</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is the next number in this sequence.<BR>\n" );
document.write( "1,2,5,7,11,_,17 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #820508 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52790)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=820508\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .\r<BR>\n" );
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document.write( "The problem and the question are mathematically non-sensical.\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Below I shortly explain &nbsp;WHY.\r<BR>\n" );
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document.write( "Looking at the given numbers, you may notice that all of them are consecutive prime numbers (except of the first number 1).\r<BR>\n" );
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document.write( "But you have NO any mathematical/logical reason to state that the next number (or the missed number) are/is a prime number.\r<BR>\n" );
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document.write( "It is why the problem/question are mathematically non-sensical.\r<BR>\n" );
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document.write( "Children younger than 10 - 12 years may believe that they may &nbsp;\"predict the next number\".\r<BR>\n" );
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document.write( "This belief is similar to that as the children till &nbsp;5-6 &nbsp;years believe existence of &nbsp;Santa &nbsp;Claus.\r<BR>\n" );
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document.write( "But for teenagers and older, &nbsp;to believe in it is just a sign of the delayed mathematical development.\r<BR>\n" );
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