Added by Simon Strong on March 12, 2001 at 06:13:23:
2 = sqrt( 2 + sqrt( 2 + sqrt( 2 + sqrt ( .... ) ) ) )
3 = sqrt( 6 + sqrt( 6 + sqrt( 6 + sqrt ( .... ) ) ) )
5 = sqrt( 20 + sqrt( 20 + sqrt( 20 + sqrt ( .... ) ) ) )
and, in general,
n = sqrt( m + sqrt( m + sqrt( m + sqrt ( .... ) ) ) )
where n is an integer > 1, and m=n(n-1)