Half the number of length n integer sequences with sum zero and sum of squares 7200.

A157592

Half the number of length n integer sequences with sum zero and sum of squares 7200.

Terms

    a(0) =1a(1) =3a(2) =126a(3) =23870a(4) =2725455a(5) =314174553a(6) =29749465207

External references