Number of n X 4 0..1 arrays avoiding 0 0 0 and 1 1 1 horizontally and 0 0 1 and 0 1 1 vertically.

Terms

a(0) =10a(1) =100a(2) =240a(3) =576a(4) =1008a(5) =1764a(6) =2688a(7) =4096a(8) =5760a(9) =8100a(10) =10800a(11) =14400a(12) =18480a(13) =23716a(14) =29568a(15) =36864a(16) =44928a(17) =54756a(18) =65520a(19) =78400a(20) =92400a(21) =108900a(22) =126720a(23) =147456a(24) =169728a(25) =195364a(26) =222768a(27) =254016a(28) =287280a(29) =324900