Number of nX5 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 1 1 vertically.

A207679

Number of nX5 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 1 1 vertically.

Terms

    a(0) =13a(1) =169a(2) =336a(3) =964a(4) =2310a(5) =4728a(6) =9450a(7) =18940a(8) =37656a(9) =70916a(10) =136496a(11) =259444a(12) =485812a(13) =917072a(14) =1704676a(15) =3183548a(16) =5913532a(17) =10932836a(18) =20269368a(19) =37337548a(20) =68861592a(21) =126762078a(22) =232800870a(23) =427869304a(24) =784395562a(25) =1438074950a(26) =2634363880

External references