Number of nX6 0..1 arrays with every element equal to 1, 2, 4 or 7 king-move adjacent elements, with upper left element zero.

A298091

Number of nX6 0..1 arrays with every element equal to 1, 2, 4 or 7 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =5a(1) =49a(2) =33a(3) =92a(4) =87a(5) =171a(6) =203a(7) =328a(8) =484a(9) =782a(10) =1106a(11) =1905a(12) =2833a(13) =4428a(14) =7210a(15) =11516a(16) =17938a(17) =28859a(18) =46630a(19) =73610a(20) =118590a(21) =191530a(22) =307255a(23) =494129a(24) =797251a(25) =1286394a(26) =2075589a(27) =3359029a(28) =5437187a(29) =8799802

External references