434176

Appears in sequences

• Exponential-convolution of natural numbers with themselves.at n=13A007466
• a(n) = (2*n+1)*2^floor((n+1)/2).at n=26A097578
• a(n) = (4*n - 3) * 2^(n - 1).at n=13A118415
• Smallest pandigital palindrome in base n, with a(1) = 1.at n=4A123668
• (0, 1, 2, 3, 2^2, 5, 2*3, 7, 2^3, 3^2, 2*5, 11, 2^2*3, 13,..) becomes (0^1*2, 3^2*2, 5^2*3, 7^2*3, 3^2*2, 5^11*2, 2^3*13,..).at n=34A143666
• Number of (n+1) X (n+1) 0..1 arrays with the number of clockwise edge increases in every 2 X 2 subblock differing from each horizontal or vertical neighbor.at n=12A205186
• Number of pairs of 2 X 2 matrices over Z/nZ that commute.at n=7A227479
• 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 870", based on the 5-celled von Neumann neighborhood.at n=18A290625