Number of n X 4 0..1 arrays with every element unequal to 0, 1, 2, 4, 6 or 8 king-move adjacent elements, with upper left element zero.

A316300

Number of n X 4 0..1 arrays with every element unequal to 0, 1, 2, 4, 6 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =8a(1) =24a(2) =39a(3) =114a(4) =339a(5) =1021a(6) =2929a(7) =8639a(8) =25410a(9) =74617a(10) =219121a(11) =644959a(12) =1895811a(13) =5573758a(14) =16390454a(15) =48201357a(16) =141730361a(17) =416775033a(18) =1225587460a(19) =3603966367a(20) =10597805736a(21) =31164178417a(22) =91641848622a(23) =269483128315a(24) =792446302039

External references