a(n) is the value of Vandermonde determinant for lexicographically earliest n-mark Golomb-ruler.

A080369

a(n) is the value of Vandermonde determinant for lexicographically earliest n-mark Golomb-ruler.

Terms

    a(0) =1a(1) =1a(2) =6a(3) =720a(4) =6652800

External references