Number of nX7 0..1 arrays with every element equal to 2, 3, 6 or 8 king-move adjacent elements, with upper left element zero.

A298176

Number of nX7 0..1 arrays with every element equal to 2, 3, 6 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =0a(1) =22a(2) =8a(3) =43a(4) =73a(5) =161a(6) =181a(7) =540a(8) =1076a(9) =2572a(10) =5179a(11) =11814a(12) =27638a(13) =63592a(14) =145715a(15) =332492a(16) =772416a(17) =1792330a(18) =4152863a(19) =9615009a(20) =22287060a(21) =51774292a(22) =120261321a(23) =279370852a(24) =649021245a(25) =1508490144a(26) =3507212748a(27) =8154848055a(28) =18962917850a(29) =44099995183

External references