Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A202674 based on (1,3,5,7,9,...); by antidiagonals.
A202675
Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A202674 based on (1,3,5,7,9,...); by antidiagonals.
Terms
- a(0) =1a(1) =-1a(2) =1a(3) =-11a(4) =1a(5) =1a(6) =-37a(7) =46a(8) =-1a(9) =1a(10) =-79a(11) =367a(12) =-130a(13) =1a(14) =1a(15) =-137a(16) =1444a(17) =-2083a(18) =295a(19) =-1a(20) =1a(21) =-211a(22) =4013a(23) =-13820a(24) =8518a(25) =-581a(26) =1a(27) =1a(28) =-301a(29) =9066
External references
- oeis: A202675