Half the number of length n integer sequences with sum zero and sum of squares 722.

A157551

Half the number of length n integer sequences with sum zero and sum of squares 722.

Terms

    a(0) =1a(1) =9a(2) =114a(3) =3810a(4) =103185a(5) =2729181a(6) =69340908a(7) =1835068068a(8) =46949243445

External references