Select 5 unique numbers from 0 to 21
        Total possible combinations (ways)
        
If order does not matter (e.g. most lottery numbers): 26,334 (~26 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 3,160,080 (~3 million)
            
                If order does not matter (e.g. most lottery numbers): 26,334 (~26 thousand)
If order matters (e.g. pick3 numbers, permutations, lock combinations, pin-codes): 3,160,080 (~3 million)



