document.write( "Question 1097251: solve this.
\n" ); document.write( "3 7 14 27 52 ...... \n" ); document.write( "

Algebra.Com's Answer #711653 by Edwin McCravy(20056) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "Start with 3\r\n" );
document.write( "Double 3, get 6, add +1, get 7.\r\n" );
document.write( "Double 7, get 14, add 0, get 14.\r\n" );
document.write( "Double 14, get 28, add -1 get 27.\r\n" );
document.write( "Double 27, get 54, add -2, get 52.\r\n" );
document.write( "Double 52, get 104, add -3, get 101.\r\n" );
document.write( "Double 101, get 202, add -4, get 198.\r\n" );
document.write( "Double 198, get 396, add -5, get 391.\r\n" );
document.write( "Double 391, get 782, add -6, get 776.\r\n" );
document.write( "Double 776, get 1552, add -7, get 1545.\r\n" );
document.write( "Double 1545, get 3090, add -8, get 3082.\r\n" );
document.write( "Double 3082, get 6164, add -9, get 6155.\r\n" );
document.write( "Double 6155, get 12310, add -10, get 12300.\r\n" );
document.write( "Double 12300, get 24600, add -11, get 24589.\r\n" );
document.write( "Double 24589, get 49178, add -12, get 49166.\r\n" );
document.write( "Double 49166, get 98332, add -13, get 98319.\r\n" );
document.write( "Double 98319, get 196638, add -14, get 196624.\r\n" );
document.write( "Double 196624, get 393248, add -15, get 393233.\r\n" );
document.write( "Double 393233, get 786466, add -16, get 786450.\r\n" );
document.write( "Double 786450, get 1572900, add -17, get 1572883.\r\n" );
document.write( "Double 1572883, get 3145766, add -18, get 3145748.\r\n" );
document.write( "Double 3145748, get 6291496, add -19, get 6291477.\r\n" );
document.write( "Double 6291477, get 12582954, add -20, get 12582934.\r\n" );
document.write( "Double 12582934, get 25165868, add -21, get 25165847.\r\n" );
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document.write( "Here's that recursion formula:\r\n" );
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document.write( ",    \r\n" );
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document.write( "Here's another recursion formula for the same sequence:\r\n" );
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document.write( ",    \r\n" );
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document.write( "Did you want a general formula?\r\n" );
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document.write( "Edwin

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