Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 4 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A320406
Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 4 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =16a(1) =95a(2) =548a(3) =3761a(4) =27236a(5) =191615a(6) =1353623a(7) =9623424a(8) =68454701a(9) =487378041a(10) =3471554122a(11) =24729497665a(12) =176166804149
External references
- oeis: A320406