a(n) = Sum_{d|n, n/d==1 mod 4} d^10 - Sum_{d|n, n/d==3 mod 4} d^10.

A321834

a(n) = Sum_{d|n, n/d==1 mod 4} d^10 - Sum_{d|n, n/d==3 mod 4} d^10.

Terms

    a(0) =1a(1) =1024a(2) =59048a(3) =1048576a(4) =9765626a(5) =60465152a(6) =282475248a(7) =1073741824a(8) =3486725353a(9) =10000001024a(10) =25937424600a(11) =61916315648a(12) =137858491850a(13) =289254653952a(14) =576640684048

External references