Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of max(3i-2j, 3j-2i), as in A204158.

A204159

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of max(3i-2j, 3j-2i), as in A204158.

Terms

    a(0) =1a(1) =-1a(2) =-14a(3) =-3a(4) =1a(5) =115a(6) =79a(7) =6a(8) =-1a(9) =-800a(10) =-895a(11) =-255a(12) =-10a(13) =1a(14) =5125a(15) =7875a(16) =3850a(17) =625a(18) =15a(19) =-1a(20) =-31250a(21) =-60875a(22) =-42075a(23) =-12180a(24) =-1295a(25) =-21a(26) =1a(27) =184375a(28) =434375a(29) =387750

External references