Number of nX4 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random 0..1 nX4 array.
A218080
Number of nX4 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random 0..1 nX4 array.
Terms
- a(0) =6a(1) =18a(2) =78a(3) =342a(4) =1508a(5) =6606a(6) =29136a(7) =128220a(8) =564548a(9) =2485936a(10) =10945378a(11) =48194280a(12) =212204122a(13) =934356836a(14) =4114075516a(15) =18114710104a(16) =79761011640a(17) =351196268466
External references
- oeis: A218080