Number of n X 2 array permutations with each element making zero or one king moves.

A189247

Number of n X 2 array permutations with each element making zero or one king moves.

Terms

    a(0) =2a(1) =24a(2) =152a(3) =1168a(4) =8448a(5) =62272a(6) =456320a(7) =3350016a(8) =24579584a(9) =180376576a(10) =1323614208a(11) =9712930816a(12) =71274930176a(13) =523026923520

External references