65408

Appears in sequences

• Position of sqrt(n) in the mapping N2QuQR1 given in A065936.at n=10A065938
• Expansion of (4 - 7*x + 2*x^2)/((1-2*x)*(1 - 2*x + 2*x^2)).at n=15A100215
• Triangle read by rows: T(n,k) is number of noncrossing trees with n edges and having k nonroot nodes of degree 1.at n=39A101449
• Triangle read by rows: T(n,k) is number of noncrossing trees with n edges and having k branches.at n=41A101452
• a(n) = 6*a(n-1) - 8*a(n-2) for n > 1; a(0) = 3, a(1) = 14.at n=7A171499
• Triangle read by rows: T(n,k) = (2^n-1)*2^(k-1), for n >= 1 and 1<=k<=n.at n=43A233757
• Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 241", based on the 5-celled von Neumann neighborhood.at n=15A287096
• The number of degree-n^2 polynomials over Z/2Z that can be written as f(f(x)) where f is a polynomial.at n=16A350520
• Number of palindromic compositions of 2*n into parts <= n.at n=16A354294
• Number of integer partitions of n not containing more ones than any other part.at n=47A381544