Number of n X 7 0..1 arrays with every element unequal to 0, 1, 2, 5 or 6 king-move adjacent elements, with upper left element zero.
A304603
Number of n X 7 0..1 arrays with every element unequal to 0, 1, 2, 5 or 6 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =64a(1) =101a(2) =330a(3) =1450a(4) =5205a(5) =19634a(6) =75463a(7) =317420a(8) =1356754a(9) =5638479a(10) =22732759a(11) =91350019a(12) =373633293a(13) =1543605001a(14) =6356149925a(15) =25997316856a(16) =106077943180a(17) =433845348217
External references
- oeis: A304603