Number of nX7 0..1 arrays with every element unequal to 0, 1, 2, 3 or 8 king-move adjacent elements, with upper left element zero.
A305229
Number of nX7 0..1 arrays with every element unequal to 0, 1, 2, 3 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =64a(1) =719a(2) =509a(3) =1248a(4) =5958a(5) =26528a(6) =135183a(7) =656194a(8) =3279365a(9) =16250652a(10) =81031953a(11) =403509236a(12) =2011945563a(13) =10030039280a(14) =50016127121a(15) =249410319660
External references
- oeis: A305229