document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=333969>Question 333969</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find the missing number \r<BR>\n" );
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document.write( "1,2,6,22,86 --,---,----,?<BR>\n" );
document.write( "and which rule is used  ? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #239304 by </B><A HREF=/tutors/aboutme.mpl?userid=jrfrunner><B>jrfrunner(365)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jrfrunner><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=jrfrunner><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=239304\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> in this series,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5Bi%5D=a%5Bi-1%5D++%2B4%5E%28i-2%29 ALIGN=MIDDLE  ALT=\"a%5Bi%5D=a%5Bi-1%5D++%2B4%5E%28i-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > where <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B0%5D=3%2F4 ALIGN=MIDDLE  ALT=\"a%5B0%5D=3%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" > and i>0<BR>\n" );
document.write( "---<BR>\n" );
document.write( "for i=1,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B1%5D=a%5B0%5D%2B4%5E-1=%283%2F4%29%2B%281%2F4%29=1 ALIGN=MIDDLE  ALT=\"a%5B1%5D=a%5B0%5D%2B4%5E-1=%283%2F4%29%2B%281%2F4%29=1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "for i=2,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B2%5D=a%5B1%5D%2B4%5E0=1%2B1=2 ALIGN=MIDDLE  ALT=\"a%5B2%5D=a%5B1%5D%2B4%5E0=1%2B1=2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "for i=3,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B3%5D=a%5B2%5D%2B4%5E1=2%2B4=6 ALIGN=MIDDLE  ALT=\"a%5B3%5D=a%5B2%5D%2B4%5E1=2%2B4=6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "for i=4,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B4%5D=a%5B3%5D%2B4%5E2=6%2B16=22 ALIGN=MIDDLE  ALT=\"a%5B4%5D=a%5B3%5D%2B4%5E2=6%2B16=22\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "for i=5,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B5%5D=a%5B4%5D%2B4%5E3=22%2B64=86 ALIGN=MIDDLE  ALT=\"a%5B5%5D=a%5B4%5D%2B4%5E3=22%2B64=86\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "----<BR>\n" );
document.write( "for i=6,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B6%5D=a%5B5%5D%2B4%5E4=86%2B256=342 ALIGN=MIDDLE  ALT=\"a%5B6%5D=a%5B5%5D%2B4%5E4=86%2B256=342\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "for i=7,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B7%5D=a%5B6%5D%2B4%5E5=342%2B1024=1366 ALIGN=MIDDLE  ALT=\"a%5B7%5D=a%5B6%5D%2B4%5E5=342%2B1024=1366\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "for i=8,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5B8%5D=a%5B7%5D%2B4%5E6=1366%2B4096=5462 ALIGN=MIDDLE  ALT=\"a%5B8%5D=a%5B7%5D%2B4%5E6=1366%2B4096=5462\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );