Half the number of length n integer sequences with sum zero and sum of squares 8712.

A157598

Half the number of length n integer sequences with sum zero and sum of squares 8712.

Terms

    a(0) =1a(1) =3a(2) =198a(3) =27930a(4) =3388365a(5) =475265259a(6) =48238917727

External references