Number of nX6 0..1 arrays with every element unequal to 1, 2, 3 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A318428
Number of nX6 0..1 arrays with every element unequal to 1, 2, 3 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =5a(1) =511a(2) =1353a(3) =20016a(4) =132039a(5) =1216538a(6) =9600648a(7) =81327718a(8) =665822482a(9) =5547964642a(10) =45869504563a(11) =380741848431
External references
- oeis: A318428