171790

Appears in sequences

• Number of (n+1)X3 0..3 arrays with the number of rightwards and downwards edge increases in each 2X2 subblock equal to the number in all its horizontal and vertical neighbors.at n=2A205091
• Number of (n+1) X 4 0..3 arrays with the number of rightwards and downwards edge increases in each 2 X 2 subblock equal to the number in all its horizontal and vertical neighbors.at n=1A205092
• T(n,k) = Number of (n+1) X (k+1) 0..3 arrays with the number of rightwards and downwards edge increases in each 2 X 2 subblock equal to the number in all its horizontal and vertical neighbors.at n=7A205097
• T(n,k) = Number of (n+1) X (k+1) 0..3 arrays with the number of rightwards and downwards edge increases in each 2 X 2 subblock equal to the number in all its horizontal and vertical neighbors.at n=8A205097
• Composite squarefree numbers n such that p(i)-8 divides n+8, where p(i) are the prime factors of n.at n=27A225708