1051586

Appears in sequences

• Duplicate of A132186.at n=6A086907
• Number of idempotent n X n matrices over GF(2); also number of diagonalizable n X n matrices over GF(2).at n=6A132186
• Triangular array read by rows. T(n,k) is the number of n X n matrices over GF(2) such that the sum of the dimensions of their eigenspaces taken over all eigenvalues is k, 0 <= k <= n, n >= 0.at n=27A346201
• Triangular array read by rows. T(n,k) is the number of n X n matrices over GF(2) that can be decomposed as the direct sum of k cyclic matrices, 0<=k<=n, n>=0.at n=27A346677