407552

Appears in sequences

• a(n) = 2^n*Lucas(n), where Lucas = A000032.at n=11A087131
• Number of (4+2) X (n+2) 0..3 arrays with every 3 X 3 subblock row and diagonal sum equal to 0 2 3 6 or 7 and every 3 X 3 column and antidiagonal sum not equal to 0 2 3 6 or 7.at n=16A252536
• Expansion of 2*x*(1+4*x) / (1-12*x+16*x^2).at n=5A270445
• 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 243", based on the 5-celled von Neumann neighborhood.at n=18A287101