shift click flag to do turbo mode start with a number. if it is even divide it by two, and if it is odd then times it by 3 and add 1. repeat. 6 is even so divide by 2; now we have 3, which is odd so we times by 3 and add 1 to get 10; which is even so divide by 2, giving us 5, which is odd so we times by 3 and add 1 to get 16; even so divide by 2, 8; even so divide by 2, 4; even so divide by 2, 2; even so divide by 2, even so divide by 2; 1 odd so times by 3 and add 1, 4; even so divide by 2.... when you get to this point it infinitely loops.
numbers of note 27 71 871 937 775