Half the number of length n integer sequences with sum zero and sum of squares 7938.
A157595
Half the number of length n integer sequences with sum zero and sum of squares 7938.
Terms
- a(0) =1a(1) =9a(2) =486a(3) =26230a(4) =2658825a(5) =303936255a(6) =29022562044
External references
- oeis: A157595