Matrix inverse of triangle A091491, read by rows.

Terms

a(0) =1a(1) =-1a(2) =1a(3) =1a(4) =-2a(5) =1a(6) =0a(7) =2a(8) =-3a(9) =1a(10) =0a(11) =-1a(12) =4a(13) =-4a(14) =1a(15) =0a(16) =0a(17) =-3a(18) =7a(19) =-5a(20) =1a(21) =0a(22) =0a(23) =1a(24) =-7a(25) =11a(26) =-6a(27) =1a(28) =0a(29) =0