Number of 5Xn 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 0 0 vertically.

A207502

Number of 5Xn 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 0 0 vertically.

Terms

    a(0) =14a(1) =196a(2) =932a(3) =3939a(4) =14253a(5) =41938a(6) =122061a(7) =319798a(8) =813724a(9) =2009628a(10) =4807523a(11) =11399943a(12) =26611726a(13) =61691519a(14) =142452960a(15) =327544544a(16) =752851062a(17) =1729196533a(18) =3973096971a(19) =9138133990a(20) =21035634301a(21) =48483600980a(22) =111872215076a(23) =258410783006

External references