Absolute value of coefficient of term [x^(n-6)] in characteristic polynomial of maximum matrix A of size n X n, where n >= 6. Maximum matrix A(i,j) is MAX(i,j), where indices i and j run from 1 to n.

A112462

Absolute value of coefficient of term [x^(n-6)] in characteristic polynomial of maximum matrix A of size n X n, where n >= 6. Maximum matrix A(i,j) is MAX(i,j), where indices i and j run from 1 to n.

Terms

    a(0) =6a(1) =83a(2) =611a(3) =3185a(4) =13195a(5) =46228a(6) =142324a(7) =395148a(8) =1007760a(9) =2393430a(10) =5349526a(11) =11345698a(12) =22985326a(13) =44722580a(14) =83947700a(15) =152591660a(16) =269449830a(17) =463484385a(18) =778439025a(19) =1279189275a(20) =2060359665a(21) =3257868120a(22) =5064210840a(23) =7748481000a(24) =11682325200a(25) =17373286476a(26) =25507265868

External references