Number of (n+1)X(2+1) 0..2 arrays with each row and column divisible by 5, read as a base-3 number with top and left being the most significant digits.

A263218

Number of (n+1)X(2+1) 0..2 arrays with each row and column divisible by 5, read as a base-3 number with top and left being the most significant digits.

Terms

    a(0) =2a(1) =14a(2) =72a(3) =343a(4) =1920a(5) =11444a(6) =68112a(7) =405019a(8) =2422502a(9) =14527358a(10) =87130296a(11) =522558079a(12) =3134839248a(13) =18808467356a(14) =112848487824a(15) =677075548723

External references