66838

Appears in sequences

• Number of (n+1)X(3+1) 0..1 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors.at n=6A237854
• Number of (n+1)X(7+1) 0..1 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors.at n=2A237858
• T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors.at n=38A237859
• T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors.at n=42A237859
• a(n) = Sum_{k=1..n} (-1)^(k+1) * floor(n/k)^3.at n=41A344721
• Positive numbers whose square starts and ends with exactly 44, and no 444.at n=28A348831