Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of A203949.

A203950

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of A203949.

Terms

    a(0) =1a(1) =-1a(2) =1a(3) =-3a(4) =1a(5) =1a(6) =-6a(7) =5a(8) =-1a(9) =1a(10) =-13a(11) =18a(12) =-8a(13) =1a(14) =1a(15) =-24a(16) =52a(17) =-40a(18) =12a(19) =-1a(20) =1a(21) =-39a(22) =131a(23) =-155a(24) =78a(25) =-16a(26) =1a(27) =1a(28) =-58a(29) =291

External references