Sum of fifth powers of n odd primes.

Terms

a(0) =243a(1) =3368a(2) =20175a(3) =181226a(4) =552519a(5) =1972376a(6) =4448475a(7) =10884818a(8) =31395967a(9) =60025118a(10) =129369075a(11) =245225276a(12) =392233719a(13) =621578726a(14) =1039774219a(15) =1754698518a(16) =2599294819a(17) =3949419926a(18) =5753649277a(19) =7826720870a(20) =10903777269a(21) =14842817912