1984248

Appears in sequences

• Weight distribution of d=3 Hamming code of length 127.at n=5A010088
• Triangle T(n, k, m) = (m+1)^n*t(n, m)*t(k, n-m)/(k! * (n-k)!), where T(0, k, m) = 1, t(n, k) = Product_{j=1..n} ( Sum_{i=0..j-1} (m+1)^i ), and t(n, 0) = n!, read by rows.at n=28A157285
• Triangle read by rows: T(n,k) is the number of surjective linear mappings from an n-dimensional vector space over F_2 onto a k-dimensional vector space, n>=0, 0<=k<=n.at n=31A288853
• a(n) = (2^n / n!) * (2^1 - 1) * (2^2 - 1) * ... * (2^n - 1).at n=7A305627
• Triangular array read by rows. T(n,k) is the number of size k circuits in the linear matroid M[A] where A is the n X 2^n-1 matrix whose columns are the nonzero vectors in GF(2)^n, n>=2, 3<=k<=n+1.at n=17A372230