Agreement numbers: number of nX3 arrays of the count of horizontal and vertical neighbors equal to the corresponding element in a random 0..2 nX3 array.

A220798

Agreement numbers: number of nX3 arrays of the count of horizontal and vertical neighbors equal to the corresponding element in a random 0..2 nX3 array.

Terms

    a(0) =4a(1) =66a(2) =1165a(3) =20578a(4) =363260a(5) =6413473a(6) =113229500a(7) =1999059559a(8) =35293275842

External references