Number of nX7 0..1 arrays with every element equal to 1, 2 or 4 king-move adjacent elements, with upper left element zero.

A297857

Number of nX7 0..1 arrays with every element equal to 1, 2 or 4 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =8a(1) =95a(2) =53a(3) =145a(4) =130a(5) =146a(6) =181a(7) =289a(8) =294a(9) =594a(10) =711a(11) =1167a(12) =1681a(13) =2374a(14) =3827a(15) =6129a(16) =8841a(17) =14042a(18) =20888a(19) =31498a(20) =51865a(21) =82514a(22) =125083a(23) =194859a(24) =300754a(25) =471476a(26) =758967a(27) =1198480a(28) =1863140a(29) =2913216

External references