574182

Appears in sequences

• Smallest positive number that requires n iterations of f(k) to reach a single digit, where f(k) is the product of the two numbers formed from the alternating digits of k.at n=20A087473
• Number of (n+1) X 3 0..2 arrays with every 2 X 3 or 3 X 2 subblock having exactly three clockwise edge increases.at n=5A206066
• Number of (n+1)X7 0..2 arrays with every 2X3 or 3X2 subblock having exactly three clockwise edge increases.at n=1A206070
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X3 or 3X2 subblock having exactly three clockwise edge increases.at n=22A206072
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X3 or 3X2 subblock having exactly three clockwise edge increases.at n=26A206072