Number of n X 2 0..2 arrays with no element equal to a strict majority of its horizontal and vertical neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

A279523

Number of n X 2 0..2 arrays with no element equal to a strict majority of its horizontal and vertical neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

Terms

    a(0) =0a(1) =4a(2) =46a(3) =384a(4) =2894a(5) =20444a(6) =138944a(7) =918744a(8) =5954690a(9) =38005496a(10) =239638474a(11) =1496190304a(12) =9265675104a(13) =56988880140a(14) =348469302678

External references