Half the number of length n integer sequences with sum zero and sum of squares 392.
A157546
Half the number of length n integer sequences with sum zero and sum of squares 392.
Terms
- a(0) =1a(1) =9a(2) =54a(3) =1290a(4) =47385a(5) =1080891a(6) =19941831a(7) =335927439a(8) =5541820740a(9) =87714576070
External references
- oeis: A157546