Half the number of length n integer sequences with sum zero and sum of squares 7442.

A157593

Half the number of length n integer sequences with sum zero and sum of squares 7442.

Terms

    a(0) =1a(1) =9a(2) =378a(3) =37830a(4) =3403815a(5) =290684541a(6) =23648592268

External references