New posts in Permutations

Find a binary needle in a decimal haystack

Golf you an anagram for great good!

It's Anagram Quine, not just Quine!

Composition of permutations – the group product

I give you Nth permutation, you give me N

Twisting Sentences

Match the permutations!

Compute the Eulerian number

Inverse permutation index

List all ordered partitions of n