Number of 7Xn 0..3 arrays with rows unimodal and antidiagonals nondecreasing.
A224209
Number of 7Xn 0..3 arrays with rows unimodal and antidiagonals nondecreasing.
Terms
- a(0) =16384a(1) =16000000a(2) =1193130640a(3) =27957232796a(4) =357890479324
External references
- oeis: A224209