Half the number of length n integer sequences with sum zero and sum of squares 1152.

A157556

Half the number of length n integer sequences with sum zero and sum of squares 1152.

Terms

    a(0) =1a(1) =3a(2) =18a(3) =3010a(4) =166725a(5) =8371713a(6) =307008163a(7) =8869151172a(8) =244109996040

External references