Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A087062 based on (1,1,1,1,...); by antidiagonals.
A202672
Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A087062 based on (1,1,1,1,...); by antidiagonals.
Terms
- a(0) =1a(1) =-1a(2) =1a(3) =-3a(4) =1a(5) =1a(6) =-5a(7) =6a(8) =-1a(9) =1a(10) =-7a(11) =15a(12) =-10a(13) =1a(14) =1a(15) =-9a(16) =28a(17) =-35a(18) =15a(19) =-1a(20) =1a(21) =-11a(22) =45a(23) =-84a(24) =70a(25) =-21a(26) =1a(27) =1a(28) =-13a(29) =66
External references
- oeis: A202672