Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A202676 based on (1,4,7,10,13,...); by antidiagonals.
A202677
Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A202676 based on (1,4,7,10,13,...); by antidiagonals.
Terms
- a(0) =1a(1) =-1a(2) =1a(3) =-18a(4) =1a(5) =1a(6) =-116a(7) =84a(8) =-1a(9) =1a(10) =-538a(11) =1347a(12) =-250a(13) =1a(14) =1a(15) =-2256a(16) =11566a(17) =-8216a(18) =585a(19) =-1a(20) =1a(21) =-9158a(22) =75453a(23) =-118722a(24) =35086a(25) =-1176a(26) =1a(27) =1a(28) =-36796a(29) =426288
External references
- oeis: A202677