Negative of column k=9 sequence of array A103728.

Terms

a(0) =9a(1) =203a(2) =10767a(3) =46061a(4) =475793a(5) =6668731a(6) =13845629a(7) =91598867a(8) =266769639a(9) =435522233a(10) =1078275557a(11) =3609658883a(12) =10468384561a(13) =14540796059a(14) =36461681717a(15) =64117563369a(16) =83947073543a(17) =180056219381a(18) =289521339853a(19) =564930693271