Number of nX5 0..2 arrays with no more than floor(nX5/2) elements unequal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..2 order.

A222585

Number of nX5 0..2 arrays with no more than floor(nX5/2) elements unequal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..2 order.

Terms

    a(0) =5a(1) =59a(2) =426a(3) =11442a(4) =111951a(5) =3778560a(6) =41768676a(7) =1506610325a(8) =17357088679a(9) =636943229353

External references