Probability that an $m$ digit number does not contain $0$, $5$, $6$ nor $9$
10939
Probability that a k digit number does not contain certain digits
68903
The number $2^{29}$ has exactly $9$ distinct digits. Which digit is missing?
28579
Creating a sequence that does not have an increasing or a decreasing sequence of length 3 from a set with 5 elements
55053
smallest number for given sum of digits
45788
$n$-th digit in the sequence of natural numbers
61681
How to calculate the probability of rolling 6 at least 5 times in a row, out of 50 tries?
128823
Probability of 5 card hand
142135
A number with 6 distinct digits which get multiplied by 5 if we move the last digit to front
74829
Number of non decreasing sequences of length $M$
40439
about a difficult and weird Probability question
9411
Number of permutations of $n$ elements where no number $i$ is in position $i$
65802
The number of 5-digit numbers such that their sum of digits is even is?
147428
Probability of picking an odd number from the set of naturals?
143343
The series of reciprocals of the integers that do not contain 9 in their decimal representation
64933
Algorithm to determine if array contains n...n+m?
8257
Subtracting very small probabilities - How to compute?
78646
Probability mean is less than 5 given that poisson distribution states it is 6