Number of nX3 0..1 arrays with every element equal to 0, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.

A298662

Number of nX3 0..1 arrays with every element equal to 0, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =0a(2) =3a(3) =1a(4) =5a(5) =8a(6) =7a(7) =25a(8) =25a(9) =58a(10) =95a(11) =155a(12) =299a(13) =494a(14) =905a(15) =1623a(16) =2867a(17) =5260a(18) =9421a(19) =17149a(20) =31225a(21) =56740a(22) =103795a(23) =189417a(24) =346621a(25) =634790a(26) =1162643a(27) =2132211a(28) =3910471a(29) =7175862

External references