Number of nX5 0..1 arrays with every element unequal to 0, 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

A316617

Number of nX5 0..1 arrays with every element unequal to 0, 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =26a(2) =29a(3) =70a(4) =189a(5) =468a(6) =1446a(7) =3769a(8) =11196a(9) =32714a(10) =93764a(11) =279178a(12) =822287a(13) =2402170a(14) =7095848a(15) =20929687a(16) =61595458a(17) =181688654a(18) =535849675a(19) =1579611326a(20) =4659075312a(21) =13742067957a(22) =40526906270a(23) =119535724423a(24) =352581261330

External references