Number of nX5 zero-sum -2..2 arrays with rows and columns lexicographically nondecreasing.
A201493
Number of nX5 zero-sum -2..2 arrays with rows and columns lexicographically nondecreasing.
Terms
- a(0) =12a(1) =7815a(2) =7798656a(3) =6697376240
External references
- oeis: A201493