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

A207349

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

Terms

    a(0) =16a(1) =256a(2) =912a(3) =3130a(4) =9668a(5) =27022a(6) =71344a(7) =185624a(8) =468864a(9) =1161400a(10) =2852224a(11) =6916298a(12) =16671332a(13) =39941518a(14) =95248116a(15) =226432852a(16) =536715552a(17) =1269630570a(18) =2998466126a(19) =7071955846a(20) =16663461012a(21) =39231375166a(22) =92308270414a(23) =217088644132

External references