document.write( "Question 800111: What is the pattern in these numbers\r
\n" ); document.write( "\n" ); document.write( " 1, 2, 7, 20, 61, 182 \r
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Algebra.Com's Answer #482956 by mhel12jhane(6)\"\" \"About 
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1+2=3*2+1=7
\n" ); document.write( "1+2+7=10*2=20
\n" ); document.write( "1+2+7+20=30*2+1=61
\n" ); document.write( "1+2+7+20+61=91*2=182
\n" ); document.write( "1+2+7+20+61+182=273*2+1=547\r
\n" ); document.write( "\n" ); document.write( "pattern
\n" ); document.write( "1st add the numbers then *2+1
\n" ); document.write( "2nd add the numbers then *2
\n" ); document.write( " repeat the sequence
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