Number of nX5 0..1 arrays with every element equal to 1, 2, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

A299571

Number of nX5 0..1 arrays with every element equal to 1, 2, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =3a(1) =23a(2) =47a(3) =237a(4) =766a(5) =3324a(6) =15186a(7) =56870a(8) =234074a(9) =1011095a(10) =4133704a(11) =17000454a(12) =71053058a(13) =295453260a(14) =1223130039a(15) =5077714327a(16) =21113301094a(17) =87637341300a(18) =363724250504

External references