Number of nX7 0..1 arrays with every element unequal to 0, 1, 2, 4 or 7 king-move adjacent elements, with upper left element zero.
A304847
Number of nX7 0..1 arrays with every element unequal to 0, 1, 2, 4 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =64a(1) =432a(2) =1009a(3) =4816a(4) =45988a(5) =294924a(6) =1500288a(7) =10862979a(8) =74522808a(9) =445537503a(10) =2890316757a(11) =19411788281a(12) =123321843070a(13) =789295662382
External references
- oeis: A304847