Shifts 4 places right under binomial transform.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =-14a(5) =45a(6) =-101a(7) =189a(8) =-331a(9) =668a(10) =-1932a(11) =7206a(12) =-27779a(13) =101365a(14) =-347439a(15) =1139851a(16) =-3690766a(17) =12258863a(18) =-43341845a(19) =166059261a(20) =-682516519a(21) =2930522990a(22) =-12823188092a(23) =56366526324a(24) =-247898684759