Find the rule: 5 11 23 47 () 191 () 5 13 37 109 () () 6 13 27 49 () 121 () There's another group There were four groups as follows 5 11 23 47 ( )191 ( ) 5 13 37 109 ( ) ( ) 6 13 27 49 ( )121 ( ) 6 15 38 65 106 ( ) ( )

Find the rule: 5 11 23 47 () 191 () 5 13 37 109 () () 6 13 27 49 () 121 () There's another group There were four groups as follows 5 11 23 47 ( )191 ( ) 5 13 37 109 ( ) ( ) 6 13 27 49 ( )121 ( ) 6 15 38 65 106 ( ) ( )

5 11 23 47 ( 95 )191 ( 383 )
5 13 37 109 ( 325 ) ( 973 )
6 13 27 49 ( 80 )121 ( 173 )
6 15 38 65 106 ( 151 ) ( 210 )