67328

Appears in sequences

• Triangle read by rows: row n is the first row of the matrix M[n]^(n-1), where M[n] is the n X n tridiagonal matrix with main diagonal (1,4,4,...) and super- and subdiagonals (1,1,1,...).at n=37A124576
• E.g.f. satisfies A(x) = exp(x*A(x)) * cosh(x*A(x)).at n=6A201595
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 233", based on the 5-celled von Neumann neighborhood.at n=16A286969
• p-INVERT of (1,1,0,0,0,0,...), where p(S) = (1 - 4 S)^2.at n=5A291387
• Numbers k that divide the k-th Domb number.at n=38A372941
• a(n) = 2^(n-2)*(3*binomial(n,3) + 6*binomial(n,2) + 6*n + 4).at n=9A385589