Number of nX7 0..1 arrays with every element equal to 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.
A298718
Number of nX7 0..1 arrays with every element equal to 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =54a(2) =1005a(3) =13650a(4) =309593a(5) =8287084a(6) =193439202a(7) =4672566734a(8) =112689610775
External references
- oeis: A298718