Coefficients of a set of polynomials associated with the derivatives of x^x.

Terms

a(0) =1a(1) =1a(2) =2a(3) =3a(4) =6a(5) =10a(6) =24a(7) =40a(8) =15a(9) =120a(10) =196a(11) =105a(12) =720a(13) =1148a(14) =700a(15) =105a(16) =5040a(17) =7848a(18) =5068a(19) =1260a(20) =40320a(21) =61416a(22) =40740a(23) =12600a(24) =945a(25) =362880a(26) =541728a(27) =363660a(28) =126280a(29) =17325