Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 3 or 6 king-move adjacent elements, with upper left element zero.
A304469
Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 3 or 6 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =16a(1) =120a(2) =316a(3) =1100a(4) =5063a(5) =18879a(6) =68338a(7) =289227a(8) =1157258a(9) =4393415a(10) =17723784a(11) =71637043a(12) =280423241a(13) =1116468033a(14) =4495393108a(15) =17861030500a(16) =71097750334a(17) =285225505263
External references
- oeis: A304469