Number of n X 3 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..1 n X 3 array.

A218059

Number of n X 3 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..1 n X 3 array.

Terms

    a(0) =4a(1) =18a(2) =74a(3) =308a(4) =1282a(5) =5338a(6) =22228a(7) =92562a(8) =385450a(9) =1605108a(10) =6684066a(11) =27834106a(12) =115908116a(13) =482670130a(14) =2009958090a(15) =8369963828a(16) =34854604610a(17) =145143215386a(18) =604412335444

External references