Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of min{i(j+1-1),j(i+1)-1} (A204000).
A204001
Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of min{i(j+1-1),j(i+1)-1} (A204000).
Terms
- a(0) =1a(1) =-1a(2) =1a(3) =-6a(4) =1a(5) =1a(6) =-9a(7) =17a(8) =-1a(9) =1a(10) =-12a(11) =39a(12) =-36a(13) =1a(14) =1a(15) =-15a(16) =69a(17) =-119a(18) =65a(19) =-1a(20) =1a(21) =-18a(22) =107a(23) =-272a(24) =294a(25) =-106a(26) =1a(27) =1a(28) =-21a(29) =153
External references
- oeis: A204001