Number of 2Xn arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..3 2Xn array.

A218523

Number of 2Xn arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..3 2Xn array.

Terms

    a(0) =16a(1) =36a(2) =286a(3) =1348a(4) =7902a(5) =42812a(6) =242438a(7) =1349524a(8) =7567448a(9) =42328892a(10) =237017542a(11) =1326679924a(12) =7427188036a(13) =41577119948a(14) =232754004212

External references