Absolute value of coefficient of X^2 in the characteristic polynomial of the n-th power of the matrix M = {{1,1,1,1,1}, {1,0,0,0,0}, {0,1,0,0,0}, {0,0,1,0,0}, {0,0,0,1,0}}.
A123126
Absolute value of coefficient of X^2 in the characteristic polynomial of the n-th power of the matrix M = {{1,1,1,1,1}, {1,0,0,0,0}, {0,1,0,0,0}, {0,0,1,0,0}, {0,0,0,1,0}}.
Terms
- a(0) =1a(1) =1a(2) =4a(3) =1a(4) =31a(5) =22a(6) =1a(7) =33a(8) =4a(9) =141a(10) =199a(11) =10a(12) =209a(13) =113a(14) =604a(15) =1473a(16) =375a(17) =1174a(18) =1521a(19) =2721a(20) =9580a(21) =5501a(22) =6671a(23) =14346a(24) =15681a(25) =57409a(26) =56596a(27) =44577a(28) =112463a(29) =119382
External references
- oeis: A123126