a(n) is the number of n-th order magic triangles.

A342467

a(n) is the number of n-th order magic triangles.

Terms

    a(0) =0a(1) =4a(2) =18a(3) =700a(4) =13123a(5) =316424a(6) =7317145a(7) =176476738a(8) =4279366371a(9) =105120240434

External references