document.write( "Question 773376: What is the next number in the sequence: 3 9 4 5 25 20 21 441 ? \n" ); document.write( "

Algebra.Com's Answer #471500 by Edwin McCravy(20056) $\"\"$ $\"About$

You can put this solution on YOUR website!
3 9 4 5 25 20 21 441
\n" ); document.write( "

\r\n" );
document.write( "The pattern is, starting with 3 \r\n" );
document.write( "\r\n" );
document.write( "Square, subtract 5, add 1.  \r\n" );
document.write( "\r\n" );
document.write( "Repeat those three steps over and over:\r\n" );
document.write( "\r\n" );
document.write( "Start with 3\r\n" );
document.write( "\r\n" );
document.write( "Square, get 9\r\n" );
document.write( "Subtract 5, get 4\r\n" );
document.write( "Add 1, get 5\r\n" );
document.write( "\r\n" );
document.write( "Square, get 25\r\n" );
document.write( "Subtract 5, get 20\r\n" );
document.write( "Add 1, get 21\r\n" );
document.write( "\r\n" );
document.write( "Square, get 441\r\n" );
document.write( "Subtract 5, get 436 \r\n" );
document.write( "\r\n" );
document.write( "Edwin

\n" ); document.write( "

\n" );