A triangle of matrix polynomials: m(n)=antisymmeticmatix(n).pseudotranspose[antisymmeticmatix(n)].

Terms

a(0) =1a(1) =0a(2) =-1a(3) =-1a(4) =0a(5) =1a(6) =0a(7) =9a(8) =0a(9) =-1a(10) =1a(11) =0a(12) =-34a(13) =0a(14) =1a(15) =0a(16) =-25a(17) =0a(18) =90a(19) =0a(20) =-1a(21) =-1a(22) =0a(23) =195a(24) =0a(25) =-195a(26) =0a(27) =1a(28) =0a(29) =49