How can one try a " less hot " version ?
Which numbers are ' hot ' and which numbers are ' cold ' can be determined recursively:Using this algorithm , a list of cold numbers is easily derived : 0 , 2 , 5 , 7 , 10 , 12 , 15 , 17 , 20 , 22 , 34 , 39 , 44 , … Cold numbers tend to end in 0 , 2 , 4 , 5 , 7 , or 9.