Number of nX6 0..1 arrays with every element unequal to 0, 1, 2 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A318022
Number of nX6 0..1 arrays with every element unequal to 0, 1, 2 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =32a(1) =257a(2) =1382a(3) =9063a(4) =60157a(5) =400016a(6) =2495323a(7) =16110625a(8) =103827789a(9) =672266391a(10) =4358202529a(11) =28286904449a(12) =183768652418
External references
- oeis: A318022