Number of n X 1 0..2 arrays with every repeated value in every row and column greater than the previous repeated value.

A267960

Number of n X 1 0..2 arrays with every repeated value in every row and column greater than the previous repeated value.

Terms

    a(0) =3a(1) =9a(2) =24a(3) =63a(4) =159a(5) =394a(6) =957a(7) =2292a(8) =5419a(9) =12678a(10) =29385a(11) =67560a(12) =154215a(13) =349770a(14) =788741a(15) =1769388a(16) =3950499a(17) =8782094a(18) =19445313a(19) =42898032a(20) =94315743a(21) =206709714a(22) =451711869a(23) =984397108a(24) =2139750939a(25) =4639901334a(26) =10038505657a(27) =21672089592a(28) =46693408599

External references