Number of arrays of n integers in -10..10 with sum zero.
A322540
Number of arrays of n integers in -10..10 with sum zero.
Terms
- a(0) =1a(1) =1a(2) =21a(3) =331a(4) =6181a(5) =116601a(6) =2248575a(7) =43874139a(8) =864287973a(9) =17148949027a(10) =342237634221
External references
- oeis: A322540