Coefficients of x^n in Hermite polynomial H_{n+4}.

Terms

a(0) =12a(1) =120a(2) =720a(3) =3360a(4) =13440a(5) =48384a(6) =161280a(7) =506880a(8) =1520640a(9) =4392960a(10) =12300288a(11) =33546240a(12) =89456640a(13) =233963520a(14) =601620480a(15) =1524105216a(16) =3810263040a(17) =9413591040a(18) =23011000320a(19) =55710842880a(20) =133706022912a(21) =318347673600a(22) =752458137600