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

A207602

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

Terms

    a(0) =10a(1) =100a(2) =270a(3) =729a(4) =3915a(5) =21025a(6) =75400a(7) =270400a(8) =1223560a(9) =5536609a(10) =21791133a(11) =85766121a(12) =366828210a(13) =1568952100a(14) =6380972950a(15) =25951599025a(16) =108806945995a(17) =456193527241

External references