Triangular sequence of coefficients of a polynomial recursion for C_n and B_n Cartan matrices: p(x, n) = (-2 + x)*p(x, n - 1) - p(x, n - 2) p(x,n)=x2-4*x+4-m:m=5;(related sequence: A_n:m=1,G_n,m=3,B_n,C_n,m=2) This triangular sequence is an extension to the Cartan pattern of matrices.
A136321
Triangular sequence of coefficients of a polynomial recursion for C_n and B_n Cartan matrices: p(x, n) = (-2 + x)*p(x, n - 1) - p(x, n - 2) p(x,n)=x2-4*x+4-m:m=5;(related sequence: A_n:m=1,G_n,m=3,B_n,C_n,m=2) This triangular sequence is an extension to the Cartan pattern of matrices.
Terms
- a(0) =1a(1) =-2a(2) =1a(3) =-1a(4) =-4a(5) =1a(6) =4a(7) =6a(8) =-6a(9) =1a(10) =-7a(11) =-4a(12) =17a(13) =-8a(14) =1a(15) =10a(16) =-5a(17) =-32a(18) =32a(19) =-10a(20) =1a(21) =-13a(22) =24a(23) =42a(24) =-88a(25) =51a(26) =-12a(27) =1a(28) =16a(29) =-56
External references
- oeis: A136321