138924

Appears in sequences

• Arithmetic mean of two consecutive prime interprimes of second order: interprimes of third order.at n=18A126556
• Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,3,1,4 for x=0,1,2,3,4.at n=6A196284
• Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 2,0,3,1,4 for x=0,1,2,3,4.at n=4A196286