Number of nX6 0..1 arrays with every element unequal to 0, 1 or 5 king-move adjacent elements, with upper left element zero.

A303717

Number of nX6 0..1 arrays with every element unequal to 0, 1 or 5 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =13a(1) =13a(2) =24a(3) =76a(4) =169a(5) =343a(6) =741a(7) =1618a(8) =3451a(9) =7390a(10) =15924a(11) =34201a(12) =73387a(13) =157681a(14) =338754a(15) =727483a(16) =1562542a(17) =3356380a(18) =7209057a(19) =15484111a(20) =33258613a(21) =71436250a(22) =153437331a(23) =329568094a(24) =707879620a(25) =1520453233a(26) =3265779603a(27) =7014566209a(28) =15066579706

External references