Number of n X n (real) {-1,1}-matrices having determinant A003433(n).

A188895

Number of n X n (real) {-1,1}-matrices having determinant A003433(n).

Terms

    a(0) =1a(1) =4a(2) =96a(3) =384a(4) =30720a(5) =7372800a(6) =4335206400a(7) =2477260800

External references