Sum of 7th powers: 1^7 + 2^7 + ... + n^7.

Terms

a(0) =0a(1) =1a(2) =129a(3) =2316a(4) =18700a(5) =96825a(6) =376761a(7) =1200304a(8) =3297456a(9) =8080425a(10) =18080425a(11) =37567596a(12) =73399404a(13) =136147921a(14) =241561425a(15) =412420800a(16) =680856256a(17) =1091194929a(18) =1703414961a(19) =2597286700a(20) =3877286700a(21) =5678375241a(22) =8172733129a(23) =11577558576a(24) =16164030000a(25) =22267545625