Number of nX7 0..2 arrays with rows and columns in nondecreasing order.
A184135
Number of nX7 0..2 arrays with rows and columns in nondecreasing order.
Terms
- a(0) =36a(1) =5217a(2) =2126064a(3) =1235699769a(4) =692646032166
External references
- oeis: A184135