Number of nX4 0..1 arrays with every element equal to 1, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
A298276
Number of nX4 0..1 arrays with every element equal to 1, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =2a(1) =64a(2) =873a(3) =10679a(4) =136006a(5) =1735247a(6) =22110710a(7) =281745241a(8) =3590209542a(9) =45749262323a(10) =582972434206
External references
- oeis: A298276