294949

Properties

Appears in sequences

• Number of (n+1) X (1+1) 0..1 arrays with every 2 X 2 subblock diagonal minus antidiagonal sum nondecreasing horizontally and vertically.at n=15A253152
• a(1)=2, a(n+1)=a(n)+p, where p is the largest prime <a(n) if a(n) is odd or the smallest prime >a(n) if a(n) is even.at n=17A277263
• Prime numbersat n=25611