Number of nX4 0..1 arrays with every element unequal to 0, 1, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.

A316235

Number of nX4 0..1 arrays with every element unequal to 0, 1, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =5a(1) =21a(2) =29a(3) =105a(4) =365a(5) =1135a(6) =4802a(7) =21363a(8) =89321a(9) =405822a(10) =1896929a(11) =8654183a(12) =39947286a(13) =186461083a(14) =865540077a(15) =4018601808a(16) =18717997021a(17) =87117032179a(18) =405249228148

External references