Number of nXnXn triangular 0..7 arrays with no element lying outside the (possibly reversed) range delimited by its sw and se neighbors, and every horizontal row having the same average value.

A214539

Number of nXnXn triangular 0..7 arrays with no element lying outside the (possibly reversed) range delimited by its sw and se neighbors, and every horizontal row having the same average value.

Terms

    a(0) =8a(1) =32a(2) =418a(3) =16752a(4) =1786114a(5) =481650122a(6) =323258584792

External references