72243

Appears in sequences

• Number of self-inverse permutations p on [n] where the maximal displacement of an element equals 2.at n=18A238913
• Number of (n+1) X (1+1) 0..2 arrays with every 2 X 2 subblock summing to 3 4 or 5.at n=4A251344
• Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock summing to 3 4 or 5.at n=0A251348
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock summing to 3 4 or 5.at n=10A251351
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock summing to 3 4 or 5.at n=14A251351