What's the pair of numbers made using 1-9 which has maximum product?
83124
Maximize :: $A = B \times C$
33792
Numbers to the Power of Zero
13260
Choosing $101$ numbers from $\{1, 2, \dots , 200\}$.
136736
Is there a $(6,9,3)_2$ code?
81124
Infinite product problem: $\sum p_n0$
57092
Sum of radicals greater than 1
96927
Modus Operandi. Formulae for Maximum and Minimum of two numbers with a + b and $|a - b|$
19164
On the GCD of a Pair of Fermat Numbers
93572
How to determine if $n (n \geq 2)$ given numbers can be summed up to a certain number?
96086
Double Factorial: Number of possibilities to partition a set of $2n$ items into $n$ pairs
86787
How to find the max number(s) in a list with tied numbers
112644
The product of two numbers that can be written as the sum of two squares
40635
Finding Maximum value of consecutive positive integers with constraints
132041
Numbers which cannot be formed
84739
Amount of Number Combinations to Reach a Sum of 10 With Integers 1-9 Using 2 or More Integers
150652
Number of 4-digit numerals with at most 2 different digits
126124
Why is the sum of the digits in a multiple of 9 also a multiple of 9?