Number of 4 X n 0..3 arrays with rows, diagonals and antidiagonals unimodal and columns nondecreasing.
A224175
Number of 4 X n 0..3 arrays with rows, diagonals and antidiagonals unimodal and columns nondecreasing.
Terms
- a(0) =35a(1) =1225a(2) =22988a(3) =272130a(4) =2335459a(5) =15925611a(6) =91494280a(7) =459681672a(8) =2071283343a(9) =8522430293a(10) =32452346859a(11) =115542470121a(12) =387735671674
External references
- oeis: A224175