351384

Appears in sequences

• Number of pairs of polynomials (f,g) in GF(3)[x] satisfying 1 <= deg(f) < =n, 1 <= deg(g) <= n and gcd(f,g) = 1.at n=5A087292
• a(n) = Product_{k=1..n} D(k), where D() are the doublets, A020338.at n=3A121826
• Number of ways to place 5 nonattacking amazons (superqueens) on a 5 X n board.at n=20A174644
• a(n) = 11^n*n!.at n=4A196258
• Number of 2 X 2 matrices having all elements in {0,1,...,n} and determinant = 1 (mod 3).at n=32A211034
• Number of 2 X 2 matrices having all terms in {1,...,n} and determinant = 1 (mod 3).at n=32A211071