Sum of sixth powers of unitary divisors.

Terms

a(0) =1a(1) =65a(2) =730a(3) =4097a(4) =15626a(5) =47450a(6) =117650a(7) =262145a(8) =531442a(9) =1015690a(10) =1771562a(11) =2990810a(12) =4826810a(13) =7647250a(14) =11406980a(15) =16777217a(16) =24137570a(17) =34543730a(18) =47045882a(19) =64019722a(20) =85884500a(21) =115151530a(22) =148035890a(23) =191365850a(24) =244140626a(25) =313742650