Number of 5Xn 0..2 arrays with rows unimodal and antidiagonals nondecreasing.
A224377
Number of 5Xn 0..2 arrays with rows unimodal and antidiagonals nondecreasing.
Terms
- a(0) =243a(1) =11664a(2) =132236a(3) =800309a(4) =3607078a(5) =13831334a(6) =48166179a(7) =158023549a(8) =497580715a(9) =1514359253a(10) =4458436636a(11) =12678906115a(12) =34773215421a(13) =91905020703a(14) =234118674737a(15) =575345712656
External references
- oeis: A224377