Sum of non-unitary divisors of n!.

Terms

a(0) =0a(1) =0a(2) =0a(3) =24a(4) =144a(5) =1398a(6) =11184a(7) =97200a(8) =973296a(9) =10950696a(10) =131408352a(11) =1593191808a(12) =22304685312a(13) =333297226080