Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A202970; by antidiagonals.

A202971

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A202970; by antidiagonals.

Terms

    a(0) =1a(1) =-1a(2) =1a(3) =-11a(4) =1a(5) =1a(6) =-30a(7) =57a(8) =-1a(9) =1a(10) =-53a(11) =338a(12) =-224a(13) =1a(14) =1a(15) =-80a(16) =992a(17) =-2600a(18) =752a(19) =-1a(20) =1a(21) =-111a(22) =2171a(23) =-11803a(24) =15614a(25) =-2304a(26) =1a(27) =1a(28) =-146a(29) =4039

External references