Number of nX7 0..1 arrays with every element equal to 1, 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
A298546
Number of nX7 0..1 arrays with every element equal to 1, 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =8a(1) =2907a(2) =104034a(3) =3215618a(4) =109775311a(5) =3761355239a(6) =128132389259
External references
- oeis: A298546