Perfect powers equal to the sum of 6 factorial numbers.

Terms

a(0) =8a(1) =9a(2) =16a(3) =27a(4) =32a(5) =36a(6) =49a(7) =64a(8) =81a(9) =100a(10) =121a(11) =125a(12) =128a(13) =144a(14) =196a(15) =256a(16) =484a(17) =729a(18) =900a(19) =1444a(20) =1728a(21) =2187a(22) =2209a(23) =2401a(24) =5184a(25) =5329a(26) =5776a(27) =5929a(28) =7225a(29) =7921