Half the number of length n integer sequences with sum zero and sum of squares 338.
A157545
Half the number of length n integer sequences with sum zero and sum of squares 338.
Terms
- a(0) =1a(1) =9a(2) =90a(3) =1570a(4) =32775a(5) =596253a(6) =10391500a(7) =188323164a(8) =3295910835a(9) =51520770235a(10) =737464758030
External references
- oeis: A157545