This combinations calculator generates all possible combinations of m elements from the set of n elements.
This online calculator generates all permutations for the specified set of elements. Note that the total number of permutations is the factorial of the number of elements in the set - for a large number of elements, the calculation will take a significant amount of time.
This online calculator constructs the Bell triangle for the given number of rows.
|Stirling numbers of the second kind|
This online calculator outputs Stirling numbers of the second kind for the given n
|Restricted Growth Strings Generator|
This online calculator generates restricted growth strings for the given size
|Set partitions generator|
This online calculator generates all possible partitions of a given set.
|Team Combinations Generator|
This online calculator generates all combinations of teams for a given number of players and team size, so that everyone can play with and against everyone.
|Combinatorial number system|
This online calculator represents given natural number as sequences of k-combinations, referred as the combinatorial number system of degree k (for some positive integer k), aka combinadics
|Combination By Lexicographical Index|
This online calculator finds combination by index in lexicographically ordered set.