Number of nX4 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,-2) and new values introduced in order 0..2.

A275348

Number of nX4 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,-2) and new values introduced in order 0..2.

Terms

    a(0) =14a(1) =486a(2) =1536a(3) =6156a(4) =31536a(5) =175152a(6) =982152a(7) =5645376a(8) =33154200a(9) =197081664a(10) =1176717272a(11) =7054784192a(12) =42406446716a(13) =255340091420

External references