p^5 + p^3 + p^2. Exponents are prime numbers and p = prime(n).

Terms

a(0) =44a(1) =279a(2) =3275a(3) =17199a(4) =162503a(5) =373659a(6) =1425059a(7) =2483319a(8) =6449039a(9) =20536379a(10) =28659903a(11) =69395979a(12) =115926803a(13) =147089799a(14) =229451039a(15) =418347179a(16) =715133159a(17) =844827003a(18) =1350430359a(19) =1804592303a(20) =2073465939a(21) =3077555679a(22) =3939619319a(23) =5584772339a(24) =8588262339a(25) =10511141003a(26) =11593844079a(27) =14026753799a(28) =15387546459