A math problem to solve. Very interesting. Just read with patience.
4592
Prison problem: locking or unlocking every $n$th door for $ n=1,2,3,...$
34493
Concrete Mathematics - The Josephus Problem
52443
Solving recurrence relation?
134352
The number of possible factorizations of a positive integer.
59419
Crafty solutions to the following limit
27448
The Collatz conjecture algorithm applied to negative integers
124953
A loss and gain problem
40439
about a difficult and weird Probability question
132826
What is the math behind the game Spot It?
87968
A strange puzzle having two possible solutions
22200
When a congruence system can be solved?
10724
Case of the 'mice problem' for $n=3$
1495
The Frobenius Coin Problem
93094
How do I solve this problem on maximizing sum modulo a given number?
9504
Use central limit to solve a problem
14515
Algebra struggles: 2 problems in 1
152333
A problem based on pigeonhole