Inverse binomial transform of A140962.

Terms

a(0) =0a(1) =-1a(2) =1a(3) =-3a(4) =9a(5) =-27a(6) =81a(7) =-243a(8) =729a(9) =-2187a(10) =6561a(11) =-19683a(12) =59049a(13) =-177147a(14) =531441a(15) =-1594323a(16) =4782969a(17) =-14348907a(18) =43046721a(19) =-129140163a(20) =387420489a(21) =-1162261467a(22) =3486784401a(23) =-10460353203a(24) =31381059609a(25) =-94143178827a(26) =282429536481a(27) =-847288609443