Perfect powers equal to the sum of 5 factorial numbers.

Terms

a(0) =8a(1) =9a(2) =16a(3) =25a(4) =32a(5) =36a(6) =125a(7) =128a(8) =144a(9) =216a(10) =243a(11) =289a(12) =729a(13) =1444a(14) =1681a(15) =2304a(16) =3600a(17) =5832a(18) =45369a(19) =121104a(20) =363609a(21) =7257636a(22) =11289600a(23) =6234681600