Number of nX5 0..1 arrays with every element equal to 0, 2, 3 or 6 king-move adjacent elements, with upper left element zero.

A297983

Number of nX5 0..1 arrays with every element equal to 0, 2, 3 or 6 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =24a(2) =7a(3) =23a(4) =34a(5) =61a(6) =105a(7) =222a(8) =428a(9) =948a(10) =1975a(11) =4162a(12) =8801a(13) =18972a(14) =40777a(15) =87274a(16) =186628a(17) =400752a(18) =861195a(19) =1848299a(20) =3966219a(21) =8516004a(22) =18291312a(23) =39275134a(24) =84334723a(25) =181112426a(26) =388976228a(27) =835341271a(28) =1793949896a(29) =3852795878

External references