Absolute value of coefficient of term [x^(n-3)] in characteristic polynomial of maximum matrix A of size n X n, where n >= 3. Maximum matrix A(i,j) is MAX(i,j), where indices i and j run from 1 to n.

A112459

Absolute value of coefficient of term [x^(n-3)] in characteristic polynomial of maximum matrix A of size n X n, where n >= 3. Maximum matrix A(i,j) is MAX(i,j), where indices i and j run from 1 to n.

Terms

    a(0) =3a(1) =23a(2) =98a(3) =308a(4) =798a(5) =1806a(6) =3696a(7) =6996a(8) =12441a(9) =21021a(10) =34034a(11) =53144a(12) =80444a(13) =118524a(14) =170544a(15) =240312a(16) =332367a(17) =452067

External references