Triangle read by rows of coefficients in expansion of (3-2x)^n, where n is a nonnegative integer.

Terms

a(0) =1a(1) =3a(2) =-2a(3) =9a(4) =-12a(5) =4a(6) =27a(7) =-54a(8) =36a(9) =-8a(10) =81a(11) =-216a(12) =216a(13) =-96a(14) =16a(15) =243a(16) =-810a(17) =1080a(18) =-720a(19) =240a(20) =-32a(21) =729a(22) =-2916a(23) =4860a(24) =-4320a(25) =2160a(26) =-576a(27) =64a(28) =2187a(29) =-10206