a(n) = Sum_{d|n} d^(n+2).A294810a(n) = Sum_{d|n} d^(n+2).Terms a(0) =1a(1) =17a(2) =244a(3) =4161a(4) =78126a(5) =1686434a(6) =40353608a(7) =1074791425a(8) =31381236757External referencesoeis: A294810