Number of nX5 0..1 arrays with every element unequal to 1, 2, 3, 6 or 7 king-move adjacent elements, with upper left element zero.
A305086
Number of nX5 0..1 arrays with every element unequal to 1, 2, 3, 6 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =3a(1) =70a(2) =182a(3) =352a(4) =3384a(5) =15814a(6) =39016a(7) =211725a(8) =1172982a(9) =4246558a(10) =18224573a(11) =92758298a(12) =399649580a(13) =1704469437a(14) =7980924563a(15) =36039025684a(16) =157874571209a(17) =714475210078
External references
- oeis: A305086